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jbe@478
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1 BEGIN;
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2
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3 CREATE OR REPLACE VIEW "liquid_feedback_version" AS
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4 SELECT * FROM (VALUES ('3.2.0', 3, 2, 0))
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5 AS "subquery"("string", "major", "minor", "revision");
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6
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7 ALTER TABLE "member" ADD COLUMN "disable_notifications" BOOLEAN NOT NULL DEFAULT FALSE;
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jbe@492
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8 ALTER TABLE "member" ADD COLUMN "notification_counter" INT4 NOT NULL DEFAULT 1;
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9 ALTER TABLE "member" ADD COLUMN "notification_sample_size" INT4 NOT NULL DEFAULT 3;
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jbe@492
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10 ALTER TABLE "member" ADD COLUMN "notification_dow" INT4 CHECK ("notification_dow" BETWEEN 0 AND 6);
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11 ALTER TABLE "member" ADD COLUMN "notification_hour" INT4 CHECK ("notification_hour" BETWEEN 0 AND 23);
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12
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13 UPDATE "member" SET "disable_notifications" = TRUE WHERE "notify_level" = 'none';
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14
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15 CREATE TABLE "subscription" (
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16 PRIMARY KEY ("member_id", "unit_id"),
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17 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
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18 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
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19 CREATE INDEX "subscription_unit_id_idx" ON "subscription" ("unit_id");
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20
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21 COMMENT ON TABLE "subscription" IS 'An entry in this table denotes that the member wishes to receive notifications regardless of his/her privileges in the given unit';
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22
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23 CREATE TABLE "ignored_area" (
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24 PRIMARY KEY ("member_id", "area_id"),
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25 "member_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
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26 "area_id" INT4 REFERENCES "area" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
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27 CREATE INDEX "ignored_area_area_id_idx" ON "ignored_area" ("area_id");
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28
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29 COMMENT ON TABLE "ignored_area" IS 'An entry in this table denotes that the member does not wish to receive notifications for the given subject area unless he/she declared interested in a particular issue';
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30
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31 CREATE TABLE "initiative_notification_sent" (
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32 PRIMARY KEY ("member_id", "initiative_id"),
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33 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
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34 "initiative_id" INT4 REFERENCES "initiative" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
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35 "last_draft_id" INT8 NOT NULL,
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jbe@495
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36 "last_suggestion_id" INT8 );
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jbe@492
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37 CREATE INDEX "initiative_notification_sent_initiative_idx" ON "initiative_notification_sent" ("initiative_id");
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38
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39 CREATE VIEW "updated_initiative" AS
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jbe@478
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40 SELECT
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jbe@492
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41 "supporter"."member_id" AS "seen_by_member_id",
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42 TRUE AS "supported",
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43 EXISTS (
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44 SELECT NULL FROM "draft"
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45 WHERE "draft"."initiative_id" = "initiative"."id"
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46 AND "draft"."id" > "supporter"."draft_id"
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jbe@478
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47 ) AS "new_draft",
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48 ( SELECT count(1) FROM "suggestion"
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49 LEFT JOIN "opinion" ON
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50 "opinion"."member_id" = "supporter"."member_id" AND
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51 "opinion"."suggestion_id" = "suggestion"."id"
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52 WHERE "suggestion"."initiative_id" = "initiative"."id"
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53 AND "opinion"."member_id" ISNULL
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54 AND COALESCE(
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55 "suggestion"."id" > "sent"."last_suggestion_id",
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56 TRUE
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57 )
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58 ) AS "new_suggestion_count",
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59 FALSE AS "featured",
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60 NOT EXISTS (
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61 SELECT NULL FROM "initiative" AS "better_initiative"
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62 WHERE
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63 "better_initiative"."issue_id" = "initiative"."issue_id"
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64 AND
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65 ( COALESCE("better_initiative"."harmonic_weight", -1),
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66 -"better_initiative"."id" ) >
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67 ( COALESCE("initiative"."harmonic_weight", -1),
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68 -"initiative"."id" )
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69 ) AS "leading",
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70 "initiative".*
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71 FROM "supporter" JOIN "initiative"
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72 ON "supporter"."initiative_id" = "initiative"."id"
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73 LEFT JOIN "initiative_notification_sent" AS "sent"
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74 ON "sent"."member_id" = "supporter"."member_id"
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75 AND "sent"."initiative_id" = "initiative"."id"
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jbe@478
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76 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
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jbe@480
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77 WHERE "issue"."state" IN ('admission', 'discussion')
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78 AND (
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79 EXISTS (
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80 SELECT NULL FROM "draft"
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81 WHERE "draft"."initiative_id" = "initiative"."id"
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82 AND "draft"."id" > "supporter"."draft_id"
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83 ) OR EXISTS (
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jbe@478
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84 SELECT NULL FROM "suggestion"
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jbe@492
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85 LEFT JOIN "opinion" ON
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86 "opinion"."member_id" = "supporter"."member_id" AND
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87 "opinion"."suggestion_id" = "suggestion"."id"
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88 WHERE "suggestion"."initiative_id" = "initiative"."id"
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89 AND "opinion"."member_id" ISNULL
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90 AND COALESCE(
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91 "suggestion"."id" > "sent"."last_suggestion_id",
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92 TRUE
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93 )
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94 )
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95 );
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96
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jbe@478
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97 CREATE FUNCTION "featured_initiative"
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98 ( "member_id_p" "member"."id"%TYPE,
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99 "area_id_p" "area"."id"%TYPE )
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100 RETURNS SETOF "initiative"
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jbe@478
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101 LANGUAGE 'plpgsql' STABLE AS $$
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jbe@478
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102 DECLARE
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jbe@482
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103 "member_row" "member"%ROWTYPE;
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104 "member_id_v" "member"."id"%TYPE;
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105 "seed_v" TEXT;
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106 "result_row" "initiative"%ROWTYPE;
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107 "match_v" BOOLEAN;
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108 "initiative_id_ary" INT4[]; --"initiative"."id"%TYPE[]
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jbe@478
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109 BEGIN
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110 SELECT INTO "member_row" * FROM "member" WHERE "id" = "member_id_p";
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111 "initiative_id_ary" := '{}';
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112 LOOP
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113 "match_v" := FALSE;
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114 FOR "member_id_v", "seed_v" IN
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115 SELECT * FROM (
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116 SELECT DISTINCT
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117 "supporter"."member_id",
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118 md5("member_id_p" || '-' || "member_row"."notification_counter" || '-' || "area_id_p" || '-' || "supporter"."member_id") AS "seed"
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119 FROM "supporter"
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120 JOIN "member" ON "member"."id" = "supporter"."member_id"
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121 JOIN "initiative" ON "initiative"."id" = "supporter"."initiative_id"
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122 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
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123 WHERE "supporter"."member_id" != "member_id_p"
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124 AND "issue"."area_id" = "area_id_p"
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125 AND "issue"."state" IN ('admission', 'discussion', 'verification')
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jbe@478
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126 ) AS "subquery"
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jbe@478
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127 ORDER BY "seed"
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128 LOOP
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jbe@478
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129 SELECT "initiative".* INTO "result_row"
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130 FROM "initiative"
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131 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
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132 JOIN "supporter" ON "supporter"."initiative_id" = "initiative"."id"
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133 LEFT JOIN "supporter" AS "self_support" ON
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134 "self_support"."initiative_id" = "initiative"."id" AND
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135 "self_support"."member_id" = "member_id_p"
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136 WHERE "supporter"."member_id" = "member_id_v"
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137 AND "issue"."area_id" = "area_id_p"
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138 AND "issue"."state" IN ('admission', 'discussion', 'verification')
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139 AND "self_support"."member_id" ISNULL
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140 AND NOT "initiative_id_ary" @> ARRAY["initiative"."id"]
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141 ORDER BY md5("seed_v" || '-' || "initiative"."id")
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142 LIMIT 1;
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143 IF FOUND THEN
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144 "match_v" := TRUE;
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145 "initiative_id_ary" := "initiative_id_ary" || "result_row"."id";
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146 RETURN NEXT "result_row";
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147 IF array_length("initiative_id_ary", 1) >= "member_row"."notification_sample_size" THEN
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148 RETURN;
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jbe@478
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149 END IF;
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jbe@478
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150 END IF;
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jbe@478
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151 END LOOP;
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152 EXIT WHEN NOT "match_v";
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153 END LOOP;
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154 RETURN;
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155 END;
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jbe@478
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156 $$;
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157
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158 CREATE VIEW "updated_or_featured_initiative" AS
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jbe@478
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159 SELECT * FROM "updated_initiative"
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jbe@478
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160 UNION ALL
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jbe@478
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161 SELECT
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jbe@478
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162 "member"."id" AS "seen_by_member_id",
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163 FALSE AS "supported",
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jbe@492
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164 EXISTS (
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165 SELECT NULL FROM "draft"
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166 WHERE "draft"."initiative_id" = "initiative"."id"
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167 AND COALESCE(
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168 "draft"."id" > "sent"."last_draft_id",
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169 TRUE
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170 )
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171 ) AS "new_draft",
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jbe@492
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172 ( SELECT count(1) FROM "suggestion"
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173 WHERE "suggestion"."initiative_id" = "initiative"."id"
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174 AND COALESCE(
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175 "suggestion"."id" > "sent"."last_suggestion_id",
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176 TRUE
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177 )
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178 ) AS "new_suggestion_count",
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179 TRUE AS "featured",
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180 NOT EXISTS (
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181 SELECT NULL FROM "initiative" AS "better_initiative"
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182 WHERE
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183 "better_initiative"."issue_id" = "initiative"."issue_id"
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184 AND
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185 ( COALESCE("better_initiative"."harmonic_weight", -1),
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186 -"better_initiative"."id" ) >
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187 ( COALESCE("initiative"."harmonic_weight", -1),
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188 -"initiative"."id" )
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189 ) AS "leading",
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190 "initiative".*
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191 FROM "member" CROSS JOIN "area"
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192 CROSS JOIN LATERAL
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jbe@492
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193 "featured_initiative"("member"."id", "area"."id") AS "initiative"
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194 LEFT JOIN "initiative_notification_sent" AS "sent"
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195 ON "sent"."member_id" = "member"."id"
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196 AND "sent"."initiative_id" = "initiative"."id";
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197
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jbe@478
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198 CREATE VIEW "leading_complement_initiative" AS
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jbe@478
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199 SELECT * FROM (
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jbe@478
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200 SELECT DISTINCT ON ("seen_by_member_id", "initiative"."issue_id")
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jbe@492
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201 "uf_initiative"."seen_by_member_id",
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jbe@492
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202 "supporter"."member_id" NOTNULL AS "supported",
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jbe@492
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203 CASE WHEN "supporter"."member_id" NOTNULL THEN FALSE ELSE
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204 EXISTS (
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jbe@492
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205 SELECT NULL FROM "draft"
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jbe@492
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206 WHERE "draft"."initiative_id" = "initiative"."id"
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207 AND COALESCE(
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208 "draft"."id" > "sent"."last_draft_id",
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209 TRUE
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210 )
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jbe@492
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211 )
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jbe@492
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212 END AS "new_draft",
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jbe@492
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213 CASE WHEN "supporter"."member_id" NOTNULL THEN 0 ELSE
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jbe@492
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214 ( SELECT count(1) FROM "suggestion"
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jbe@492
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215 WHERE "suggestion"."initiative_id" = "initiative"."id"
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216 AND COALESCE(
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217 "suggestion"."id" > "sent"."last_suggestion_id",
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218 TRUE
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219 )
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220 )
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jbe@492
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221 END AS "new_suggestion_count",
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222 FALSE AS "featured",
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223 TRUE AS "leading",
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224 "initiative".*
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jbe@492
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225 FROM "updated_or_featured_initiative" AS "uf_initiative"
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jbe@492
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226 JOIN "initiative" ON
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227 "uf_initiative"."issue_id" = "initiative"."issue_id"
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jbe@492
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228 LEFT JOIN "supporter" ON
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229 "supporter"."member_id" = "uf_initiative"."seen_by_member_id" AND
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230 "supporter"."initiative_id" = "initiative"."id"
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jbe@492
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231 LEFT JOIN "initiative_notification_sent" AS "sent"
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jbe@492
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232 ON "sent"."member_id" = "uf_initiative"."seen_by_member_id"
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jbe@492
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233 AND "sent"."initiative_id" = "initiative"."id"
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jbe@478
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234 ORDER BY
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235 "seen_by_member_id",
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236 "initiative"."issue_id",
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jbe@478
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237 "initiative"."harmonic_weight" DESC,
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jbe@478
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238 "initiative"."id"
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jbe@478
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239 ) AS "subquery"
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jbe@478
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240 WHERE NOT EXISTS (
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jbe@478
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241 SELECT NULL FROM "updated_or_featured_initiative" AS "other"
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jbe@478
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242 WHERE "other"."seen_by_member_id" = "subquery"."seen_by_member_id"
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jbe@478
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243 AND "other"."id" = "subquery"."id"
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jbe@478
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244 );
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245
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jbe@492
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246 CREATE VIEW "unfiltered_initiative_for_notification" AS
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jbe@478
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247 SELECT * FROM "updated_or_featured_initiative"
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jbe@478
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248 UNION ALL
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jbe@478
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249 SELECT * FROM "leading_complement_initiative";
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jbe@478
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250
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jbe@492
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251 CREATE VIEW "initiative_for_notification" AS
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jbe@492
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252 SELECT "initiative1".*
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jbe@492
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253 FROM "unfiltered_initiative_for_notification" "initiative1"
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jbe@492
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254 JOIN "issue" AS "issue1" ON "initiative1"."issue_id" = "issue1"."id"
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jbe@492
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255 WHERE EXISTS (
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jbe@492
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256 SELECT NULL
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jbe@492
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257 FROM "unfiltered_initiative_for_notification" "initiative2"
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jbe@492
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258 JOIN "issue" AS "issue2" ON "initiative2"."issue_id" = "issue2"."id"
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jbe@492
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259 WHERE "initiative1"."seen_by_member_id" = "initiative2"."seen_by_member_id"
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jbe@492
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260 AND "issue1"."area_id" = "issue2"."area_id"
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jbe@492
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261 AND ( "initiative2"."new_draft" OR "initiative2"."new_suggestion_count" > 0 )
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jbe@492
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262 );
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jbe@492
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263
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jbe@492
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264 CREATE FUNCTION "get_initiatives_for_notification"
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jbe@492
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265 ( "member_id_p" "member"."id"%TYPE )
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jbe@492
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266 RETURNS SETOF "initiative_for_notification"
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jbe@492
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267 LANGUAGE 'plpgsql' VOLATILE AS $$
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jbe@492
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268 DECLARE
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jbe@492
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269 "result_row" "initiative_for_notification"%ROWTYPE;
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jbe@492
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270 "last_draft_id_v" "draft"."id"%TYPE;
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jbe@492
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271 "last_suggestion_id_v" "suggestion"."id"%TYPE;
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jbe@492
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272 BEGIN
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jbe@492
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273 PERFORM "require_transaction_isolation"();
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jbe@492
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274 PERFORM NULL FROM "member" WHERE "id" = "member_id_p" FOR UPDATE;
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jbe@492
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275 FOR "result_row" IN
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jbe@492
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276 SELECT * FROM "initiative_for_notification"
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jbe@492
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277 WHERE "seen_by_member_id" = "member_id_p"
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jbe@492
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278 LOOP
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jbe@492
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279 SELECT "id" INTO "last_draft_id_v" FROM "draft"
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jbe@492
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280 WHERE "draft"."initiative_id" = "result_row"."id"
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jbe@492
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281 ORDER BY "id" DESC LIMIT 1;
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jbe@492
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282 SELECT "id" INTO "last_suggestion_id_v" FROM "suggestion"
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jbe@492
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283 WHERE "suggestion"."initiative_id" = "result_row"."id"
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jbe@492
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284 ORDER BY "id" DESC LIMIT 1;
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jbe@492
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285 INSERT INTO "initiative_notification_sent"
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jbe@492
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286 ("member_id", "initiative_id", "last_draft_id", "last_suggestion_id")
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jbe@492
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287 VALUES (
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jbe@492
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288 "member_id_p",
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jbe@492
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289 "result_row"."id",
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jbe@493
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290 "last_draft_id_v",
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jbe@493
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291 "last_suggestion_id_v" )
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jbe@492
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292 ON CONFLICT ("member_id", "initiative_id") DO UPDATE SET
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jbe@492
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293 "last_draft_id" = CASE
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jbe@494
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294 WHEN "initiative_notification_sent"."last_draft_id" > "last_draft_id_v"
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jbe@494
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295 THEN "initiative_notification_sent"."last_draft_id"
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jbe@492
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296 ELSE "last_draft_id_v"
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jbe@492
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297 END,
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jbe@492
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298 "last_suggestion_id" = CASE
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jbe@494
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299 WHEN "initiative_notification_sent"."last_suggestion_id" > "last_suggestion_id_v"
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jbe@494
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300 THEN "initiative_notification_sent"."last_suggestion_id"
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jbe@492
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301 ELSE "last_suggestion_id_v"
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jbe@492
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302 END;
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jbe@492
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303 RETURN NEXT "result_row";
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jbe@492
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304 END LOOP;
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jbe@492
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305 DELETE FROM "initiative_notification_sent"
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jbe@492
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306 USING "initiative", "issue"
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jbe@492
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307 WHERE "initiative_notification_sent"."member_id" = "member_id_p"
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jbe@492
|
308 AND "initiative"."id" = "initiative_notification_sent"."initiative_id"
|
jbe@492
|
309 AND "issue"."id" = "initiative"."issue_id"
|
jbe@492
|
310 AND ( "issue"."closed" NOTNULL OR "issue"."fully_frozen" NOTNULL );
|
jbe@492
|
311 UPDATE "member" SET "notification_counter" = "notification_counter" + 1
|
jbe@492
|
312 WHERE "id" = "member_id_p";
|
jbe@492
|
313 RETURN;
|
jbe@492
|
314 END;
|
jbe@492
|
315 $$;
|
jbe@492
|
316
|
jbe@478
|
317 COMMIT;
|