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Use a Unicode collation for SQLite
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3 changed files with 8 additions and 3 deletions
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@ -57,6 +57,10 @@ class Driver extends \JKingWeb\Arsse\Db\AbstractDriver {
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$this->setTimeout($timeout);
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$this->setTimeout($timeout);
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// set other initial options
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// set other initial options
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$this->exec("PRAGMA foreign_keys = yes");
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$this->exec("PRAGMA foreign_keys = yes");
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// use a case-insensitive Unicode collation sequence
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$this->collator = new \Collator("@kf=false");
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$m = ($this->db instanceof \PDO) ? "sqliteCreateCollation" : "createCollation";
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$this->db->$m("nocase", [$this->collator, "compare"]);
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}
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}
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public static function requirementsMet(): bool {
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public static function requirementsMet(): bool {
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@ -4,9 +4,7 @@
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-- Please consult the SQLite 3 schemata for commented version
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-- Please consult the SQLite 3 schemata for commented version
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-- create a case-insensitive generic collation sequence
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-- create a case-insensitive generic Unicode collation sequence
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-- this collation is Unicode-aware, whereas SQLite's built-in nocase
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-- collation is ASCII-only
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create collation nocase(
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create collation nocase(
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provider = icu,
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provider = icu,
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locale = '@kf=false'
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locale = '@kf=false'
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@ -19,6 +19,9 @@ create table arsse_marks(
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insert into arsse_marks select article,subscription,read,starred,modified,note,0 from arsse_marks_old;
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insert into arsse_marks select article,subscription,read,starred,modified,note,0 from arsse_marks_old;
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drop table arsse_marks_old;
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drop table arsse_marks_old;
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-- reindex anything which uses the nocase collation sequence; it has been replaced with a Unicode collation
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reindex nocase;
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-- set version marker
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-- set version marker
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pragma user_version = 4;
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pragma user_version = 4;
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update arsse_meta set value = '4' where key = 'schema_version';
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update arsse_meta set value = '4' where key = 'schema_version';
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