| 1 | /*** |
| 2 | |
| 3 | MochiKit.LoggingPane 1.4 |
| 4 | |
| 5 | See <http://mochikit.com/> for documentation, downloads, license, etc. |
| 6 | |
| 7 | (c) 2005 Bob Ippolito. All rights Reserved. |
| 8 | |
| 9 | ***/ |
| 10 | |
| 11 | if (typeof(dojo) != 'undefined') { |
| 12 | dojo.provide('MochiKit.LoggingPane'); |
| 13 | dojo.require('MochiKit.Logging'); |
| 14 | dojo.require('MochiKit.Base'); |
| 15 | } |
| 16 | |
| 17 | if (typeof(JSAN) != 'undefined') { |
| 18 | JSAN.use("MochiKit.Logging", []); |
| 19 | JSAN.use("MochiKit.Base", []); |
| 20 | } |
| 21 | |
| 22 | try { |
| 23 | if (typeof(MochiKit.Base) == 'undefined' || typeof(MochiKit.Logging) == 'undefined') { |
| 24 | throw ""; |
| 25 | } |
| 26 | } catch (e) { |
| 27 | throw "MochiKit.LoggingPane depends on MochiKit.Base and MochiKit.Logging!"; |
| 28 | } |
| 29 | |
| 30 | if (typeof(MochiKit.LoggingPane) == 'undefined') { |
| 31 | MochiKit.LoggingPane = {}; |
| 32 | } |
| 33 | |
| 34 | MochiKit.LoggingPane.NAME = "MochiKit.LoggingPane"; |
| 35 | MochiKit.LoggingPane.VERSION = "1.4"; |
| 36 | MochiKit.LoggingPane.__repr__ = function () { |
| 37 | return "[" + this.NAME + " " + this.VERSION + "]"; |
| 38 | }; |
| 39 | |
| 40 | MochiKit.LoggingPane.toString = function () { |
| 41 | return this.__repr__(); |
| 42 | }; |
| 43 | |
| 44 | /** @id MochiKit.LoggingPane.createLoggingPane */ |
| 45 | MochiKit.LoggingPane.createLoggingPane = function (inline/* = false */) { |
| 46 | var m = MochiKit.LoggingPane; |
| 47 | inline = !(!inline); |
| 48 | if (m._loggingPane && m._loggingPane.inline != inline) { |
| 49 | m._loggingPane.closePane(); |
| 50 | m._loggingPane = null; |
| 51 | } |
| 52 | if (!m._loggingPane || m._loggingPane.closed) { |
| 53 | m._loggingPane = new m.LoggingPane(inline, MochiKit.Logging.logger); |
| 54 | } |
| 55 | return m._loggingPane; |
| 56 | }; |
| 57 | |
| 58 | /** @id MochiKit.LoggingPane.LoggingPane */ |
| 59 | MochiKit.LoggingPane.LoggingPane = function (inline/* = false */, logger/* = MochiKit.Logging.logger */) { |
| 60 | |
| 61 | /* Use a div if inline, pop up a window if not */ |
| 62 | /* Create the elements */ |
| 63 | if (typeof(logger) == "undefined" || logger === null) { |
| 64 | logger = MochiKit.Logging.logger; |
| 65 | } |
| 66 | this.logger = logger; |
| 67 | var update = MochiKit.Base.update; |
| 68 | var updatetree = MochiKit.Base.updatetree; |
| 69 | var bind = MochiKit.Base.bind; |
| 70 | var clone = MochiKit.Base.clone; |
| 71 | var win = window; |
| 72 | var uid = "_MochiKit_LoggingPane"; |
| 73 | if (typeof(MochiKit.DOM) != "undefined") { |
| 74 | win = MochiKit.DOM.currentWindow(); |
| 75 | } |
| 76 | if (!inline) { |
| 77 | // name the popup with the base URL for uniqueness |
| 78 | var url = win.location.href.split("?")[0].replace(/[#:\/.><&-]/g, "_"); |
| 79 | var name = uid + "_" + url; |
| 80 | var nwin = win.open("", name, "dependent,resizable,height=200"); |
| 81 | if (!nwin) { |
| 82 | alert("Not able to open debugging window due to pop-up blocking."); |
| 83 | return undefined; |
| 84 | } |
| 85 | nwin.document.write( |
| 86 | '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" ' |
| 87 | + '"http://www.w3.org/TR/html4/loose.dtd">' |
| 88 | + '<html><head><title>[MochiKit.LoggingPane]</title></head>' |
| 89 | + '<body></body></html>' |
| 90 | ); |
| 91 | nwin.document.close(); |
| 92 | nwin.document.title += ' ' + win.document.title; |
| 93 | win = nwin; |
| 94 | } |
| 95 | var doc = win.document; |
| 96 | this.doc = doc; |
| 97 | |
| 98 | // Connect to the debug pane if it already exists (i.e. in a window orphaned by the page being refreshed) |
| 99 | var debugPane = doc.getElementById(uid); |
| 100 | var existing_pane = !!debugPane; |
| 101 | if (debugPane && typeof(debugPane.loggingPane) != "undefined") { |
| 102 | debugPane.loggingPane.logger = this.logger; |
| 103 | debugPane.loggingPane.buildAndApplyFilter(); |
| 104 | return debugPane.loggingPane; |
| 105 | } |
| 106 | |
| 107 | if (existing_pane) { |
| 108 | // clear any existing contents |
| 109 | var child; |
| 110 | while ((child = debugPane.firstChild)) { |
| 111 | debugPane.removeChild(child); |
| 112 | } |
| 113 | } else { |
| 114 | debugPane = doc.createElement("div"); |
| 115 | debugPane.id = uid; |
| 116 | } |
| 117 | debugPane.loggingPane = this; |
| 118 | var levelFilterField = doc.createElement("input"); |
| 119 | var infoFilterField = doc.createElement("input"); |
| 120 | var filterButton = doc.createElement("button"); |
| 121 | var loadButton = doc.createElement("button"); |
| 122 | var clearButton = doc.createElement("button"); |
| 123 | var closeButton = doc.createElement("button"); |
| 124 | var logPaneArea = doc.createElement("div"); |
| 125 | var logPane = doc.createElement("div"); |
| 126 | |
| 127 | /* Set up the functions */ |
| 128 | var listenerId = uid + "_Listener"; |
| 129 | this.colorTable = clone(this.colorTable); |
| 130 | var messages = []; |
| 131 | var messageFilter = null; |
| 132 | |
| 133 | /** @id MochiKit.LoggingPane.messageLevel */ |
| 134 | var messageLevel = function (msg) { |
| 135 | var level = msg.level; |
| 136 | if (typeof(level) == "number") { |
| 137 | level = MochiKit.Logging.LogLevel[level]; |
| 138 | } |
| 139 | return level; |
| 140 | }; |
| 141 | |
| 142 | /** @id MochiKit.LoggingPane.messageText */ |
| 143 | var messageText = function (msg) { |
| 144 | return msg.info.join(" "); |
| 145 | }; |
| 146 | |
| 147 | /** @id MochiKit.LoggingPane.addMessageText */ |
| 148 | var addMessageText = bind(function (msg) { |
| 149 | var level = messageLevel(msg); |
| 150 | var text = messageText(msg); |
| 151 | var c = this.colorTable[level]; |
| 152 | var p = doc.createElement("span"); |
| 153 | p.className = "MochiKit-LogMessage MochiKit-LogLevel-" + level; |
| 154 | p.style.cssText = "margin: 0px; white-space: -moz-pre-wrap; white-space: -o-pre-wrap; white-space: pre-wrap; white-space: pre-line; word-wrap: break-word; wrap-option: emergency; color: " + c; |
| 155 | p.appendChild(doc.createTextNode(level + ": " + text)); |
| 156 | logPane.appendChild(p); |
| 157 | logPane.appendChild(doc.createElement("br")); |
| 158 | if (logPaneArea.offsetHeight > logPaneArea.scrollHeight) { |
| 159 | logPaneArea.scrollTop = 0; |
| 160 | } else { |
| 161 | logPaneArea.scrollTop = logPaneArea.scrollHeight; |
| 162 | } |
| 163 | }, this); |
| 164 | |
| 165 | /** @id MochiKit.LoggingPane.addMessage */ |
| 166 | var addMessage = function (msg) { |
| 167 | messages[messages.length] = msg; |
| 168 | addMessageText(msg); |
| 169 | }; |
| 170 | |
| 171 | /** @id MochiKit.LoggingPane.buildMessageFilter */ |
| 172 | var buildMessageFilter = function () { |
| 173 | var levelre, infore; |
| 174 | try { |
| 175 | /* Catch any exceptions that might arise due to invalid regexes */ |
| 176 | levelre = new RegExp(levelFilterField.value); |
| 177 | infore = new RegExp(infoFilterField.value); |
| 178 | } catch(e) { |
| 179 | /* If there was an error with the regexes, do no filtering */ |
| 180 | logDebug("Error in filter regex: " + e.message); |
| 181 | return null; |
| 182 | } |
| 183 | |
| 184 | return function (msg) { |
| 185 | return ( |
| 186 | levelre.test(messageLevel(msg)) && |
| 187 | infore.test(messageText(msg)) |
| 188 | ); |
| 189 | }; |
| 190 | }; |
| 191 | |
| 192 | /** @id MochiKit.LoggingPane.clearMessagePane */ |
| 193 | var clearMessagePane = function () { |
| 194 | while (logPane.firstChild) { |
| 195 | logPane.removeChild(logPane.firstChild); |
| 196 | } |
| 197 | }; |
| 198 | |
| 199 | /** @id MochiKit.LoggingPane.clearMessages */ |
| 200 | var clearMessages = function () { |
| 201 | messages = []; |
| 202 | clearMessagePane(); |
| 203 | }; |
| 204 | |
| 205 | /** @id MochiKit.LoggingPane.closePane */ |
| 206 | var closePane = bind(function () { |
| 207 | if (this.closed) { |
| 208 | return; |
| 209 | } |
| 210 | this.closed = true; |
| 211 | if (MochiKit.LoggingPane._loggingPane == this) { |
| 212 | MochiKit.LoggingPane._loggingPane = null; |
| 213 | } |
| 214 | this.logger.removeListener(listenerId); |
| 215 | try { |
| 216 | try { |
| 217 | debugPane.loggingPane = null; |
| 218 | } catch(e) { logFatal("Bookmarklet was closed incorrectly."); } |
| 219 | if (inline) { |
| 220 | debugPane.parentNode.removeChild(debugPane); |
| 221 | } else { |
| 222 | this.win.close(); |
| 223 | } |
| 224 | } catch(e) {} |
| 225 | }, this); |
| 226 | |
| 227 | /** @id MochiKit.LoggingPane.filterMessages */ |
| 228 | var filterMessages = function () { |
| 229 | clearMessagePane(); |
| 230 | |
| 231 | for (var i = 0; i < messages.length; i++) { |
| 232 | var msg = messages[i]; |
| 233 | if (messageFilter === null || messageFilter(msg)) { |
| 234 | addMessageText(msg); |
| 235 | } |
| 236 | } |
| 237 | }; |
| 238 | |
| 239 | this.buildAndApplyFilter = function () { |
| 240 | messageFilter = buildMessageFilter(); |
| 241 | |
| 242 | filterMessages(); |
| 243 | |
| 244 | this.logger.removeListener(listenerId); |
| 245 | this.logger.addListener(listenerId, messageFilter, addMessage); |
| 246 | }; |
| 247 | |
| 248 | |
| 249 | /** @id MochiKit.LoggingPane.loadMessages */ |
| 250 | var loadMessages = bind(function () { |
| 251 | messages = this.logger.getMessages(); |
| 252 | filterMessages(); |
| 253 | }, this); |
| 254 | |
| 255 | /** @id MochiKit.LoggingPane.filterOnEnter */ |
| 256 | var filterOnEnter = bind(function (event) { |
| 257 | event = event || window.event; |
| 258 | key = event.which || event.keyCode; |
| 259 | if (key == 13) { |
| 260 | this.buildAndApplyFilter(); |
| 261 | } |
| 262 | }, this); |
| 263 | |
| 264 | /* Create the debug pane */ |
| 265 | var style = "display: block; z-index: 1000; left: 0px; bottom: 0px; position: fixed; width: 100%; background-color: white; font: " + this.logFont; |
| 266 | if (inline) { |
| 267 | style += "; height: 10em; border-top: 2px solid black"; |
| 268 | } else { |
| 269 | style += "; height: 100%;"; |
| 270 | } |
| 271 | debugPane.style.cssText = style; |
| 272 | |
| 273 | if (!existing_pane) { |
| 274 | doc.body.appendChild(debugPane); |
| 275 | } |
| 276 | |
| 277 | /* Create the filter fields */ |
| 278 | style = {"cssText": "width: 33%; display: inline; font: " + this.logFont}; |
| 279 | |
| 280 | updatetree(levelFilterField, { |
| 281 | "value": "FATAL|ERROR|WARNING|INFO|DEBUG", |
| 282 | "onkeypress": filterOnEnter, |
| 283 | "style": style |
| 284 | }); |
| 285 | debugPane.appendChild(levelFilterField); |
| 286 | |
| 287 | updatetree(infoFilterField, { |
| 288 | "value": ".*", |
| 289 | "onkeypress": filterOnEnter, |
| 290 | "style": style |
| 291 | }); |
| 292 | debugPane.appendChild(infoFilterField); |
| 293 | |
| 294 | /* Create the buttons */ |
| 295 | style = "width: 8%; display:inline; font: " + this.logFont; |
| 296 | |
| 297 | filterButton.appendChild(doc.createTextNode("Filter")); |
| 298 | filterButton.onclick = bind("buildAndApplyFilter", this); |
| 299 | filterButton.style.cssText = style; |
| 300 | debugPane.appendChild(filterButton); |
| 301 | |
| 302 | loadButton.appendChild(doc.createTextNode("Load")); |
| 303 | loadButton.onclick = loadMessages; |
| 304 | loadButton.style.cssText = style; |
| 305 | debugPane.appendChild(loadButton); |
| 306 | |
| 307 | clearButton.appendChild(doc.createTextNode("Clear")); |
| 308 | clearButton.onclick = clearMessages; |
| 309 | clearButton.style.cssText = style; |
| 310 | debugPane.appendChild(clearButton); |
| 311 | |
| 312 | closeButton.appendChild(doc.createTextNode("Close")); |
| 313 | closeButton.onclick = closePane; |
| 314 | closeButton.style.cssText = style; |
| 315 | debugPane.appendChild(closeButton); |
| 316 | |
| 317 | /* Create the logging pane */ |
| 318 | logPaneArea.style.cssText = "overflow: auto; width: 100%"; |
| 319 | logPane.style.cssText = "width: 100%; height: " + (inline ? "8em" : "100%"); |
| 320 | |
| 321 | logPaneArea.appendChild(logPane); |
| 322 | debugPane.appendChild(logPaneArea); |
| 323 | |
| 324 | this.buildAndApplyFilter(); |
| 325 | loadMessages(); |
| 326 | |
| 327 | if (inline) { |
| 328 | this.win = undefined; |
| 329 | } else { |
| 330 | this.win = win; |
| 331 | } |
| 332 | this.inline = inline; |
| 333 | this.closePane = closePane; |
| 334 | this.closed = false; |
| 335 | |
| 336 | |
| 337 | return this; |
| 338 | }; |
| 339 | |
| 340 | MochiKit.LoggingPane.LoggingPane.prototype = { |
| 341 | "logFont": "8pt Verdana,sans-serif", |
| 342 | "colorTable": { |
| 343 | "ERROR": "red", |
| 344 | "FATAL": "darkred", |
| 345 | "WARNING": "blue", |
| 346 | "INFO": "black", |
| 347 | "DEBUG": "green" |
| 348 | } |
| 349 | }; |
| 350 | |
| 351 | |
| 352 | MochiKit.LoggingPane.EXPORT_OK = [ |
| 353 | "LoggingPane" |
| 354 | ]; |
| 355 | |
| 356 | MochiKit.LoggingPane.EXPORT = [ |
| 357 | "createLoggingPane" |
| 358 | ]; |
| 359 | |
| 360 | MochiKit.LoggingPane.__new__ = function () { |
| 361 | this.EXPORT_TAGS = { |
| 362 | ":common": this.EXPORT, |
| 363 | ":all": MochiKit.Base.concat(this.EXPORT, this.EXPORT_OK) |
| 364 | }; |
| 365 | |
| 366 | MochiKit.Base.nameFunctions(this); |
| 367 | |
| 368 | MochiKit.LoggingPane._loggingPane = null; |
| 369 | |
| 370 | }; |
| 371 | |
| 372 | MochiKit.LoggingPane.__new__(); |
| 373 | |
| 374 | MochiKit.Base._exportSymbols(this, MochiKit.LoggingPane); |