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Use SQLite text data type for integers longer than 15 characters

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This commit is contained in:
Dan Stillman 2008-06-18 08:49:44 +00:00
parent d5eacdcbc6
commit dd776bbb70
1 changed files with 8 additions and 2 deletions
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10
chrome/content/zotero/xpcom/utilities.js
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@ -262,6 +262,13 @@ Zotero.Utilities.prototype.isInt = function(x) {
Zotero.Utilities.prototype.getSQLDataType = function(value) {
var strVal = value + '';
if (strVal.match(/^[1-9]+[0-9]*$/)) {
// 2^53 (9007199254740992) is JS's upper-bound for decimal integers,
// but since integer comparisons above that won't work,
// we use a string past 15 digits
if (strVal.length > 15) {
return 0;
}
// These upper bounds also specified in Zotero.DB
//
// Store as 32-bit signed integer
@ -269,8 +276,7 @@ Zotero.Utilities.prototype.getSQLDataType = function(value) {
return 32;
}
// Store as 64-bit signed integer
// 2^53 is JS's upper-bound for decimal integers
else if (value < 9007199254740992) {
else {
return 64;
}
}