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jbe@478
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1 BEGIN;
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2
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jbe@478
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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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8 ALTER TABLE "member" ADD COLUMN "notification_counter" INT4 NOT NULL DEFAULT 0;
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9 ALTER TABLE "member" ADD COLUMN "sample_size" INT4 NOT NULL DEFAULT 3;
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10 ALTER TABLE "member" ADD COLUMN "last_notified_suggestion_id" INT8;
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11
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12 UPDATE "member" SET "disable_notifications" = TRUE WHERE "notify_level" = 'none';
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13
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14 CREATE TABLE "subscription_time" (
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15 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
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16 "day_of_week" INT2 CONSTRAINT "day_of_week_range" CHECK ("day_of_week" BETWEEN 0 AND 6),
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17 "time_of_day" TIME NOT NULL );
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18 CREATE UNIQUE INDEX "subscription_time_all_days_of_week_time_of_day_idx" ON "subscription_time" ("time_of_day", "member_id") WHERE ("day_of_week" ISNULL);
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19 CREATE UNIQUE INDEX "subscription_time_day_of_week_time_of_day_idx" ON "subscription_time" ("day_of_week", "time_of_day", "member_id");
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20
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21 CREATE TABLE "subscription" (
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22 PRIMARY KEY ("member_id", "unit_id"),
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23 "member_id" INT4 REFERENCES "member" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
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24 "unit_id" INT4 REFERENCES "unit" ("id") ON DELETE CASCADE ON UPDATE CASCADE );
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25 CREATE INDEX "subscription_unit_id_idx" ON "subscription" ("unit_id");
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26
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27 DROP VIEW "selected_event_seen_by_member";
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28
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29 CREATE VIEW "updated_initiative" AS
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30 SELECT
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31 "member"."id" AS "seen_by_member_id",
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32 TRUE AS "supported",
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33 EXISTS (
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34 SELECT NULL FROM "draft"
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35 WHERE "draft"."initiative_id" = "initiative"."id"
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36 AND "draft"."id" > "supporter"."draft_id"
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37 ) AS "new_draft",
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38 ( SELECT count(1) FROM "suggestion"
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39 WHERE "suggestion"."initiative_id" = "initiative"."id"
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40 AND COALESCE(
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41 "suggestion"."id" > "member"."last_notified_suggestion_id",
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42 TRUE
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43 )
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44 ) AS "new_suggestion_count",
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45 FALSE AS "featured",
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46 NOT EXISTS (
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47 SELECT NULL FROM "initiative" AS "better_initiative"
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48 WHERE
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49 ("better_initiative"."harmonic_weight", -"better_initiative"."id") >
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50 ("initiative"."harmonic_weight", -"better_initiative"."id")
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51 ) AS "leading",
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52 "initiative".*
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53 FROM "member" CROSS JOIN "initiative"
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54 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
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jbe@478
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55 JOIN "supporter" ON
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56 "supporter"."member_id" = "member"."id" AND
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57 "supporter"."initiative_id" = "initiative"."id"
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58 WHERE "issue"."state" IN ('admission', 'discussion') ISNULL
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59 AND (
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60 EXISTS (
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61 SELECT NULL FROM "draft"
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62 WHERE "draft"."initiative_id" = "initiative"."id"
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63 AND "draft"."id" > "supporter"."draft_id"
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64 ) OR EXISTS (
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65 SELECT NULL FROM "suggestion"
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66 WHERE "suggestion"."initiative_id" = "initiative"."id"
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67 AND COALESCE(
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68 "suggestion"."id" > "member"."last_notified_suggestion_id",
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69 TRUE
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70 )
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71 )
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72 );
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73
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74 CREATE FUNCTION "featured_initiative"
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75 ( "member_id_p" "member"."id"%TYPE,
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76 "area_id_p" "area"."id"%TYPE )
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77 RETURNS SETOF "initiative"
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78 LANGUAGE 'plpgsql' STABLE AS $$
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79 DECLARE
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80 "sample_size_v" INT4;
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81 "member_id_v" "member"."id"%TYPE;
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82 "seed_v" TEXT;
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83 "result_row" "initiative"%ROWTYPE;
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84 "match_v" BOOLEAN;
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85 "initiative_id_ary" INT4[]; --"initiative"."id"%TYPE[]
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86 BEGIN
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87 SELECT INTO "sample_size_v" "sample_size" FROM "member" WHERE "id" = "member_id_p";
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jbe@478
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88 "initiative_id_ary" := '{}';
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jbe@478
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89 LOOP
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90 "match_v" := FALSE;
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91 FOR "member_id_v", "seed_v" IN
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92 SELECT * FROM (
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93 SELECT DISTINCT
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94 "supporter"."member_id",
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95 md5("member_id" || '-' || "member"."notification_counter" || '-' || "area_id_p") AS "seed"
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96 FROM "supporter"
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jbe@478
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97 JOIN "member" ON "member"."id" = "supporter"."member_id"
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jbe@478
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98 JOIN "initiative" ON "initiative"."id" = "supporter"."initiative_id"
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99 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
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100 WHERE "supporter"."member_id" != "member_id_p"
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101 AND "issue"."area_id" = "area_id_p"
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102 AND "issue"."state" IN ('admission', 'discussion', 'verification')
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103 ) AS "subquery"
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104 ORDER BY "seed"
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105 LOOP
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jbe@478
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106 SELECT "initiative".* INTO "result_row"
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107 FROM "initiative"
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108 JOIN "issue" ON "issue"."id" = "initiative"."issue_id"
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109 JOIN "supporter" ON "supporter"."initiative_id" = "initiative"."id"
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110 LEFT JOIN "supporter" AS "self_support" ON
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111 "self_support"."initiative_id" = "initiative"."id" AND
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112 "self_support"."member_id" = "member_id_p"
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113 WHERE "supporter"."member_id" = "member_id_v"
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114 AND "issue"."area_id" = "area_id_p"
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115 AND "issue"."state" IN ('admission', 'discussion', 'verification')
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116 AND "self_support"."member_id" ISNULL
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117 AND NOT "initiative_id_ary" @> ARRAY["initiative"."id"]
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118 ORDER BY md5("seed_v" || '-' || "initiative"."id")
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119 LIMIT 1;
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120 IF FOUND THEN
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121 "match_v" := TRUE;
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122 "initiative_id_ary" := "initiative_id_ary" || "result_row"."id";
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123 RETURN NEXT "result_row";
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124 IF array_length("initiative_id_ary", 1) >= "sample_size_v" THEN
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125 RETURN;
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126 END IF;
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127 END IF;
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128 END LOOP;
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129 EXIT WHEN NOT "match_v";
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130 END LOOP;
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131 RETURN;
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132 END;
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133 $$;
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134
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135 CREATE VIEW "updated_or_featured_initiative" AS
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136 SELECT * FROM "updated_initiative"
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137 UNION ALL
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138 SELECT
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139 "member"."id" AS "seen_by_member_id",
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140 FALSE AS "supported",
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141 NULL::BOOLEAN AS "new_draft",
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142 NULL::INTEGER AS "new_suggestion_count",
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143 TRUE AS "featured",
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144 NOT EXISTS (
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145 SELECT NULL FROM "initiative" AS "better_initiative"
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146 WHERE
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147 ("better_initiative"."harmonic_weight", -"better_initiative"."id") >
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148 ("initiative"."harmonic_weight", -"better_initiative"."id")
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149 ) AS "leading",
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150 "initiative".*
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151 FROM "member" CROSS JOIN "area"
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152 CROSS JOIN LATERAL
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153 "featured_initiative"("member"."id", "area"."id") AS "initiative";
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154
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155 CREATE VIEW "leading_complement_initiative" AS
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156 SELECT * FROM (
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157 SELECT DISTINCT ON ("seen_by_member_id", "initiative"."issue_id")
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158 "updated_or_featured_initiative"."seen_by_member_id",
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159 FALSE AS "supported",
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160 NULL::BOOLEAN AS "new_draft",
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161 NULL::INTEGER AS "new_suggestion_count",
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162 FALSE AS "featured",
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163 TRUE AS "leading",
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164 "initiative".*
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165 FROM "updated_or_featured_initiative"
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166 JOIN "initiative"
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167 ON "updated_or_featured_initiative"."issue_id" = "initiative"."issue_id"
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168 ORDER BY
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169 "seen_by_member_id",
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170 "initiative"."issue_id",
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171 "initiative"."harmonic_weight" DESC,
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172 "initiative"."id"
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173 ) AS "subquery"
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174 WHERE NOT EXISTS (
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175 SELECT NULL FROM "updated_or_featured_initiative" AS "other"
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176 WHERE "other"."seen_by_member_id" = "subquery"."seen_by_member_id"
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177 AND "other"."id" = "subquery"."id"
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178 );
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179
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180 CREATE VIEW "initiative_for_notification" AS
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181 SELECT * FROM "updated_or_featured_initiative"
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182 UNION ALL
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183 SELECT * FROM "leading_complement_initiative";
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184
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185 COMMIT;
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