--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/web/data/cubicweb.python.js Sat Jan 16 13:48:51 2016 +0100
@@ -0,0 +1,303 @@
+/**
+ * This file contains extensions for standard javascript types
+ *
+ */
+
+ONE_DAY = 86400000; // (in milliseconds)
+// ========== DATE EXTENSIONS ========== ///
+Date.prototype.equals = function(other) {
+ /* compare with other date ignoring time differences */
+ if (this.getYear() == other.getYear() && this.getMonth() == other.getMonth() && this.getDate() == other.getDate()) {
+ return true;
+ }
+ return false;
+};
+
+Date.prototype.add = function(days) {
+ var res = new Date();
+ res.setTime(this.getTime() + (days * ONE_DAY));
+ return res;
+};
+
+Date.prototype.sub = function(days) {
+ return this.add( - days);
+};
+
+Date.prototype.iadd = function(days) {
+ // in-place add
+ this.setTime(this.getTime() + (days * ONE_DAY));
+ // avoid strange rounding problems !!
+ this.setHours(12);
+};
+
+Date.prototype.isub = function(days) {
+ // in-place sub
+ this.setTime(this.getTime() - (days * ONE_DAY));
+};
+
+/**
+ * .. function:: Date.prototype.nextMonth()
+ *
+ * returns the first day of the next month
+ */
+Date.prototype.nextMonth = function() {
+ if (this.getMonth() == 11) {
+ var d = new Date(this.getFullYear() + 1, 0, 1);
+ return d;
+ } else {
+ var d2 = new Date(this.getFullYear(), this.getMonth() + 1, 1);
+ return d2;
+ }
+};
+
+/**
+ * .. function:: Date.prototype.getRealDay()
+ *
+ * returns the day of week, 0 being monday, 6 being sunday
+ */
+Date.prototype.getRealDay = function() {
+ // getDay() returns 0 for Sunday ==> 6 for Saturday
+ return (this.getDay() + 6) % 7;
+};
+
+Date.prototype.strftime = function(fmt) {
+ if (this.toLocaleFormat !== undefined) { // browser dependent
+ return this.toLocaleFormat(fmt);
+ }
+ // XXX implement at least a decent fallback implementation
+ return this.getFullYear() + '/' + (this.getMonth() + 1) + '/' + this.getDate();
+};
+
+var _DATE_FORMAT_REGXES = {
+ 'Y': new RegExp('^-?[0-9]+'),
+ 'd': new RegExp('^[0-9]{1,2}'),
+ 'm': new RegExp('^[0-9]{1,2}'),
+ 'H': new RegExp('^[0-9]{1,2}'),
+ 'M': new RegExp('^[0-9]{1,2}')
+};
+
+/**
+ * .. function:: _parseDate(datestring, format)
+ *
+ * _parseData does the actual parsing job needed by `strptime`
+ */
+function _parseDate(datestring, format) {
+ var skip0 = new RegExp('^0*[0-9]+');
+ var parsed = {};
+ for (var i1 = 0, i2 = 0; i1 < format.length; i1++, i2++) {
+ var c1 = format.charAt(i1);
+ var c2 = datestring.charAt(i2);
+ if (c1 == '%') {
+ c1 = format.charAt(++i1);
+ var data = _DATE_FORMAT_REGXES[c1].exec(datestring.substring(i2));
+ if (!data.length) {
+ return null;
+ }
+ data = data[0];
+ i2 += data.length - 1;
+ var value = parseInt(data, 10);
+ if (isNaN(value)) {
+ return null;
+ }
+ parsed[c1] = value;
+ continue;
+ }
+ if (c1 != c2) {
+ return null;
+ }
+ }
+ return parsed;
+}
+
+/**
+ * .. function:: strptime(datestring, format)
+ *
+ * basic implementation of strptime. The only recognized formats
+ * defined in _DATE_FORMAT_REGEXES (i.e. %Y, %d, %m, %H, %M)
+ */
+function strptime(datestring, format) {
+ var parsed = _parseDate(datestring, format);
+ if (!parsed) {
+ return null;
+ }
+ // create initial date (!!! year=0 means 1900 !!!)
+ var date = new Date(0, 0, 1, 0, 0);
+ date.setFullYear(0); // reset to year 0
+ if (parsed.Y) {
+ date.setFullYear(parsed.Y);
+ }
+ if (parsed.m) {
+ if (parsed.m < 1 || parsed.m > 12) {
+ return null;
+ }
+ // !!! month indexes start at 0 in javascript !!!
+ date.setMonth(parsed.m - 1);
+ }
+ if (parsed.d) {
+ if (parsed.m < 1 || parsed.m > 31) {
+ return null;
+ }
+ date.setDate(parsed.d);
+ }
+ if (parsed.H) {
+ if (parsed.H < 0 || parsed.H > 23) {
+ return null;
+ }
+ date.setHours(parsed.H);
+ }
+ if (parsed.M) {
+ if (parsed.M < 0 || parsed.M > 59) {
+ return null;
+ }
+ date.setMinutes(parsed.M);
+ }
+ return date;
+}
+
+// ========== END OF DATE EXTENSIONS ========== ///
+// ========== STRING EXTENSIONS ========== //
+/**
+ * .. function:: String.prototype.startswith(prefix)
+ *
+ * python-like startsWith method for js strings
+ * >>>
+ */
+String.prototype.startswith = function(prefix) {
+ return this.indexOf(prefix) == 0;
+};
+
+/**
+ * .. function:: String.prototype.endswith(suffix)
+ *
+ * python-like endsWith method for js strings
+ */
+String.prototype.endswith = function(suffix) {
+ var startPos = this.length - suffix.length;
+ if (startPos < 0) {
+ return false;
+ }
+ return this.lastIndexOf(suffix, startPos) == startPos;
+};
+
+/**
+ * .. function:: String.prototype.strip()
+ *
+ * python-like strip method for js strings
+ */
+String.prototype.strip = function() {
+ return this.replace(/^\s*(.*?)\s*$/, "$1");
+};
+
+/**
+ * .. function:: String.prototype.rstrip()
+ *
+ * python-like rstrip method for js strings
+ */
+String.prototype.rstrip = function(str) {
+ if (!str) { str = '\s' ; }
+ return this.replace(new RegExp('^(.*?)' + str + '*$'), "$1");
+};
+
+// ========= class factories ========= //
+
+/**
+ * .. function:: makeUnboundMethod(meth)
+ *
+ * transforms a function into an unbound method
+ */
+function makeUnboundMethod(meth) {
+ function unboundMeth(self) {
+ var newargs = cw.utils.sliceList(arguments, 1);
+ return meth.apply(self, newargs);
+ }
+ unboundMeth.__name__ = meth.__name__;
+ return unboundMeth;
+}
+
+function attachMethodToClass(cls, methname, meth) {
+ meth.__name__ = methname;
+ // XXX : this is probably bad for memory usage
+ cls.__dict__[methname] = meth;
+ cls[methname] = makeUnboundMethod(meth); // for the class itself
+ cls.prototype[methname] = meth; // for the instance
+}
+
+/**
+ * .. function:: _isAttrSkipped(attrname)
+ *
+ * simple internal function that tells if the attribute should
+ * be copied from baseclasses or not
+ */
+function _isAttrSkipped(attrname) {
+ var skipped = ['__class__', '__dict__', '__bases__', 'prototype'];
+ for (var i = 0; i < skipped.length; i++) {
+ if (skipped[i] == attrname) {
+ return true;
+ }
+ }
+ return false;
+}
+
+/**
+ * .. function:: makeConstructor(userctor)
+ *
+ * internal function used to build the class constructor
+ */
+function makeConstructor(userctor) {
+ return function() {
+ // this is a proxy to user's __init__
+ if (userctor) {
+ userctor.apply(this, arguments);
+ }
+ };
+}
+
+/**
+ * .. function:: defclass(name, bases, classdict)
+ *
+ * this is a js class factory. objects returned by this function behave
+ * more or less like a python class. The `class` function prototype is
+ * inspired by the python `type` builtin
+ *
+ * .. Note::
+ *
+ * * methods are _STATICALLY_ attached when the class it created
+ * * multiple inheritance was never tested, which means it doesn't work ;-)
+ */
+function defclass(name, bases, classdict) {
+ var baseclasses = bases || [];
+
+ // this is the static inheritance approach (<=> differs from python)
+ var basemeths = {};
+ var reverseLookup = [];
+ for (var i = baseclasses.length - 1; i >= 0; i--) {
+ reverseLookup.push(baseclasses[i]);
+ }
+ reverseLookup.push({
+ '__dict__': classdict
+ });
+
+ for (var i = 0; i < reverseLookup.length; i++) {
+ var cls = reverseLookup[i];
+ for (prop in cls.__dict__) {
+ // XXX hack to avoid __init__, __bases__...
+ if (!_isAttrSkipped(prop)) {
+ basemeths[prop] = cls.__dict__[prop];
+ }
+ }
+ }
+ var userctor = basemeths['__init__'];
+ var constructor = makeConstructor(userctor);
+
+ // python-like interface
+ constructor.__name__ = name;
+ constructor.__bases__ = baseclasses;
+ constructor.__dict__ = {};
+ constructor.prototype.__class__ = constructor;
+ // make bound / unbound methods
+ for (methname in basemeths) {
+ attachMethodToClass(constructor, methname, basemeths[methname]);
+ }
+
+ return constructor;
+}