40
34
/** Creates a DOM element with simple text inside it.
41
35
* \param tagname String. Name of the element's tag (eg. "p").
42
36
* \param text String. Text to be placed inside the element.
43
* \param title String, optional. Tooltip for the text.
44
* (Note, title creates a span element around the text).
45
37
* \return DOM Element object.
47
function dom_make_text_elem(tagname, text, title)
39
function dom_make_text_elem(tagname, text)
49
41
if (text == null) text = "";
50
42
var elem = document.createElement(tagname);
53
textnode = document.createTextNode(text);
56
textnode = document.createElement("span");
57
textnode.setAttribute("title", title);
58
textnode.appendChild(document.createTextNode(text));
60
elem.appendChild(textnode);
43
elem.appendChild(document.createTextNode(text));
64
47
/** Creates a DOM element with hyperlinked text inside it.
65
48
* \param tagname String. Name of the element's tag (eg. "p").
66
49
* \param text String. Text to be placed inside the element.
67
* \param title String, optional. Sets a tooltip for the link.
68
50
* \param href String. URL the text will link to. This is a raw string,
69
51
* it will automatically be URL-encoded.
70
52
* \param onclick Optional string. Will be set as the "onclick" attribute
71
53
* of the "a" element.
72
* \param dontencode Optional boolean. If true, will not encode the href.
73
* if including query strings, you must set this to true and use build_url
74
* to escape the URI correctly.
75
54
* \return DOM Element object.
77
function dom_make_link_elem(tagname, text, title, href, onclick, dontencode)
56
function dom_make_link_elem(tagname, text, href, onclick)
79
58
if (text == null) text = "";
80
59
if (href == null) href = "";
81
60
var elem = document.createElement(tagname);
82
61
var link = document.createElement("a");
83
if (dontencode != true)
84
href = urlencode_path(href);
85
link.setAttribute("href", href);
87
link.setAttribute("title", title);
62
link.setAttribute("href", encodeURI(href));
88
63
if (onclick != null)
89
64
link.setAttribute("onclick", onclick);
90
65
link.appendChild(document.createTextNode(text));
98
73
function dom_make_img(src, width, height, title, alt)
100
75
var img = document.createElement("img");
101
img.setAttribute("src", urlencode_path(src));
76
img.setAttribute("src", src);
102
77
if (width != null)
103
78
img.setAttribute("width", width);
104
79
if (height != null)
154
129
* args is never null, though it may be empty.
156
131
* All strings are decoded/unescaped. Reserved characters
157
* (; , / ? : @ & = + * $) are not decoded except in args and path.
132
* (; , / ? : @ & = + * $) are not decoded except in args.
159
134
* \param url String. A URL. To read from the current browser window, use
160
135
* window.location.href.
311
287
url += ":" + obj.server_port.toString();
312
288
if (("path" in obj) && obj.path != null)
314
var path = urlencode_path(obj.path.toString());
290
var path = obj.path.toString();
315
291
if (url.length > 0 && path.length > 0 && path[0] != "/")
316
292
path = "/" + path;
319
295
if (("query_string" in obj) && obj.query_string != null)
320
query_string = encodeURI(obj.query_string.toString());
296
query_string = obj.query_string.toString();
321
297
else if (("args" in obj) && obj.args != null)
322
298
query_string = make_query_string(obj.args);
324
300
if (query_string != null)
325
301
url += "?" + query_string;
330
/** URL-encodes a path. This is a special case of URL encoding as all
331
* characters *except* the slash must be encoded.
333
function urlencode_path(path)
335
/* Split up the path, URLEncode each segment with encodeURIComponent,
338
var split = path.split('/');
339
for (var i=0; i<split.length; i++)
340
split[i] = encodeURIComponent(split[i]);
341
path = path_join.apply(null, split);
342
if (split[0] == "" && split.length > 1) path = "/" + path;
303
return encodeURI(url);
346
306
/** Given an argument map, as output in the args parameter of the return of
471
431
return path_join(root_dir, path);
474
/** Shorthand for make_path(path_join(app, ...))
475
* Creates an absolute path for a given path within a given app.
477
function app_path(app /*,...*/)
479
return make_path(path_join.apply(null, arguments));
482
/** Given a path, gets the "basename" (the last path segment).
484
function path_basename(path)
486
segments = path.split("/");
487
if (segments[segments.length-1].length == 0)
488
return segments[segments.length-2];
490
return segments[segments.length-1];
493
/** Given a string str, determines whether it ends with substr */
494
function endswith(str, substring)
496
if (str.length < substring.length) return false;
497
return str.substr(str.length - substring.length) == substring;
500
/** Equivalent to Python's repr.
501
* Gets the JavaScript string representation.
502
* Actually just calls JSON.stringify.
506
return JSON.stringify(str);
509
/** Removes all occurences of a value from an array.
511
Array.prototype.removeall = function(val)
516
for (i=0; i<arr.length; i++)
519
if (arr[i] != val) j++;
524
434
/** Makes an XMLHttpRequest call to the server. Waits (synchronously) for a
525
435
* response, and returns an XMLHttpRequest object containing the completed
539
449
if (content_type != "multipart/form-data")
540
450
content_type = "application/x-www-form-urlencoded";
541
path = app_path(app, path);
451
path = make_path(path_join(app, path));
543
453
/* A random string, for multipart/form-data
544
454
* (This is not checked against anywhere else, it is solely defined and