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author | mensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f> | 2008-11-13 09:49:11 +0000 |
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committer | mensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f> | 2008-11-13 09:49:11 +0000 |
commit | e44a7e37b6c7b5961adaffc62b9042b8d442938e (patch) | |
tree | 95b67c356e93163467db2451f2b8cce84ed5d582 /includes/js/dojo/data/util/filter.js | |
parent | a62b9742ee5e28bcec6872d88f50f25b820914f6 (diff) | |
download | semanticscuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.tar.gz semanticscuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.tar.bz2 |
New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
Diffstat (limited to 'includes/js/dojo/data/util/filter.js')
-rw-r--r-- | includes/js/dojo/data/util/filter.js | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/includes/js/dojo/data/util/filter.js b/includes/js/dojo/data/util/filter.js new file mode 100644 index 0000000..125d264 --- /dev/null +++ b/includes/js/dojo/data/util/filter.js @@ -0,0 +1,69 @@ +if(!dojo._hasResource["dojo.data.util.filter"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. +dojo._hasResource["dojo.data.util.filter"] = true; +dojo.provide("dojo.data.util.filter"); + +dojo.data.util.filter.patternToRegExp = function(/*String*/pattern, /*boolean?*/ ignoreCase){ + // summary: + // Helper function to convert a simple pattern to a regular expression for matching. + // description: + // Returns a regular expression object that conforms to the defined conversion rules. + // For example: + // ca* -> /^ca.*$/ + // *ca* -> /^.*ca.*$/ + // *c\*a* -> /^.*c\*a.*$/ + // *c\*a?* -> /^.*c\*a..*$/ + // and so on. + // + // pattern: string + // A simple matching pattern to convert that follows basic rules: + // * Means match anything, so ca* means match anything starting with ca + // ? Means match single character. So, b?b will match to bob and bab, and so on. + // \ is an escape character. So for example, \* means do not treat * as a match, but literal character *. + // To use a \ as a character in the string, it must be escaped. So in the pattern it should be + // represented by \\ to be treated as an ordinary \ character instead of an escape. + // + // ignoreCase: + // An optional flag to indicate if the pattern matching should be treated as case-sensitive or not when comparing + // By default, it is assumed case sensitive. + + var rxp = "^"; + var c = null; + for(var i = 0; i < pattern.length; i++){ + c = pattern.charAt(i); + switch (c) { + case '\\': + rxp += c; + i++; + rxp += pattern.charAt(i); + break; + case '*': + rxp += ".*"; break; + case '?': + rxp += "."; break; + case '$': + case '^': + case '/': + case '+': + case '.': + case '|': + case '(': + case ')': + case '{': + case '}': + case '[': + case ']': + rxp += "\\"; //fallthrough + default: + rxp += c; + } + } + rxp += "$"; + if(ignoreCase){ + return new RegExp(rxp,"i"); //RegExp + }else{ + return new RegExp(rxp); //RegExp + } + +}; + +} |