Utils.js

   1 Ext.ns('Proxmox');
   2 Ext.ns('Proxmox.Setup');
   3
   4 // TODO: implement gettext
   5 function gettext(buf) { return buf; }
   6
   7
   8 if (!Ext.isDefined(Proxmox.Setup.auth_cookie_name)) {
   9     throw "Proxmox library not initialized";
  10 }
  11
  12 // avoid errors related to Accessible Rich Internet Applications
  13 // (access for people with disabilities)
  14 // TODO reenable after all components are upgraded
  15 Ext.enableAria = false;
  16 Ext.enableAriaButtons = false;
  17 Ext.enableAriaPanels = false;
  18
  19 // avoid errors when running without development tools
  20 if (!Ext.isDefined(Ext.global.console)) {
  21     var console = {
  22         dir: function() {},
  23         log: function() {}
  24     };
  25 }
  26
  27 Ext.Ajax.defaultHeaders = {
  28     'Accept': 'application/json'
  29 };
  30
  31 Ext.Ajax.on('beforerequest', function(conn, options) {
  32     if (Proxmox.CSRFPreventionToken) {
  33         if (!options.headers) {
  34             options.headers = {};
  35         }
  36         options.headers.CSRFPreventionToken = Proxmox.CSRFPreventionToken;
  37     }
  38 });
  39
  40 Ext.define('Proxmox.Utils', { utilities: {
  41
  42     // this singleton contains miscellaneous utilities
  43
  44     authOK: function() {
  45         return (Proxmox.UserName !== '') && Ext.util.Cookies.get(Proxmox.Setup.auth_cookie_name);
  46     },
  47
  48     authClear: function() {
  49         Ext.util.Cookies.clear(Proxmox.Setup.auth_cookie_name);
  50     },
  51
  52     // comp.setLoading() is buggy in ExtJS 4.0.7, so we
  53     // use el.mask() instead
  54     setErrorMask: function(comp, msg) {
  55         var el = comp.el;
  56         if (!el) {
  57             return;
  58         }
  59         if (!msg) {
  60             el.unmask();
  61         } else {
  62             if (msg === true) {
  63                 el.mask(gettext("Loading..."));
  64             } else {
  65                 el.mask(msg);
  66             }
  67         }
  68     },
  69
  70     monStoreErrors: function(me, store) {
  71         me.mon(store, 'beforeload', function(s, operation, eOpts) {
  72             if (!me.loadCount) {
  73                 me.loadCount = 0; // make sure it is numeric
  74                 Proxmox.Utils.setErrorMask(me, true);
  75             }
  76         });
  77
  78         // only works with 'proxmox' proxy
  79         me.mon(store.proxy, 'afterload', function(proxy, request, success) {
  80             me.loadCount++;
  81
  82             if (success) {
  83                 Proxmox.Utils.setErrorMask(me, false);
  84                 return;
  85             }
  86
  87             var msg;
  88             /*jslint nomen: true */
  89             var operation = request._operation;
  90             var error = operation.getError();
  91             if (error.statusText) {
  92                 msg = error.statusText + ' (' + error.status + ')';
  93             } else {
  94                 msg = gettext('Connection error');
  95             }
  96             Proxmox.Utils.setErrorMask(me, msg);
  97         });
  98     },
  99
 100     extractRequestError: function(result, verbose) {
 101         var msg = gettext('Successful');
 102
 103         if (!result.success) {
 104             msg = gettext("Unknown error");
 105             if (result.message) {
 106                 msg = result.message;
 107                 if (result.status) {
 108                     msg += ' (' + result.status + ')';
 109                 }
 110             }
 111             if (verbose && Ext.isObject(result.errors)) {
 112                 msg += "<br>";
 113                 Ext.Object.each(result.errors, function(prop, desc) {
 114                     msg += "<br><b>" + Ext.htmlEncode(prop) + "</b>: " +
 115                         Ext.htmlEncode(desc);
 116                 });
 117             }
 118         }
 119
 120         return msg;
 121     },
 122
 123     // Ext.Ajax.request
 124     API2Request: function(reqOpts) {
 125
 126         var newopts = Ext.apply({
 127             waitMsg: gettext('Please wait...')
 128         }, reqOpts);
 129
 130         if (!newopts.url.match(/^\/api2/)) {
 131             newopts.url = '/api2/extjs' + newopts.url;
 132         }
 133         delete newopts.callback;
 134
 135         var createWrapper = function(successFn, callbackFn, failureFn) {
 136             Ext.apply(newopts, {
 137                 success: function(response, options) {
 138                     if (options.waitMsgTarget) {
 139                         options.waitMsgTarget.setLoading(false);
 140                     }
 141                     var result = Ext.decode(response.responseText);
 142                     response.result = result;
 143                     if (!result.success) {
 144                         response.htmlStatus = Proxmox.Utils.extractRequestError(result, true);
 145                         Ext.callback(callbackFn, options.scope, [options, false, response]);
 146                         Ext.callback(failureFn, options.scope, [response, options]);
 147                         return;
 148                     }
 149                     Ext.callback(callbackFn, options.scope, [options, true, response]);
 150                     Ext.callback(successFn, options.scope, [response, options]);
 151                 },
 152                 failure: function(response, options) {
 153                     if (options.waitMsgTarget) {
 154                         options.waitMsgTarget.setLoading(false);
 155                     }
 156                     response.result = {};
 157                     try {
 158                         response.result = Ext.decode(response.responseText);
 159                     } catch(e) {}
 160                     var msg = gettext('Connection error') + ' - server offline?';
 161                     if (response.aborted) {
 162                         msg = gettext('Connection error') + ' - aborted.';
 163                     } else if (response.timedout) {
 164                         msg = gettext('Connection error') + ' - Timeout.';
 165                     } else if (response.status && response.statusText) {
 166                         msg = gettext('Connection error') + ' ' + response.status + ': ' + response.statusText;
 167                     }
 168                     response.htmlStatus = msg;
 169                     Ext.callback(callbackFn, options.scope, [options, false, response]);
 170                     Ext.callback(failureFn, options.scope, [response, options]);
 171                 }
 172             });
 173         };
 174
 175         createWrapper(reqOpts.success, reqOpts.callback, reqOpts.failure);
 176
 177         var target = newopts.waitMsgTarget;
 178         if (target) {
 179             // Note: ExtJS bug - this does not work when component is not rendered
 180             target.setLoading(newopts.waitMsg);
 181         }
 182         Ext.Ajax.request(newopts);
 183     },
 184
 185     assemble_field_data: function(values, data) {
 186         if (Ext.isObject(data)) {
 187             Ext.Object.each(data, function(name, val) {
 188                 if (values.hasOwnProperty(name)) {
 189                     var bucket = values[name];
 190                     if (!Ext.isArray(bucket)) {
 191                         bucket = values[name] = [bucket];
 192                     }
 193                     if (Ext.isArray(val)) {
 194                         values[name] = bucket.concat(val);
 195                     } else {
 196                         bucket.push(val);
 197                     }
 198                 } else {
 199                     values[name] = val;
 200                 }
 201             });
 202         }
 203     },
 204
 205     dialog_title: function(subject, create, isAdd) {
 206         if (create) {
 207             if (isAdd) {
 208                 return gettext('Add') + ': ' + subject;
 209             } else {
 210                 return gettext('Create') + ': ' + subject;
 211             }
 212         } else {
 213             return gettext('Edit') + ': ' + subject;
 214         }
 215     },
 216
 217     // you can override this to provide nicer task descriptions
 218     format_task_description: function(type, id) {
 219         return type + ' ' + id;
 220     },
 221
 222     render_upid: function(value, metaData, record) {
 223         var type = record.data.type;
 224         var id = record.data.id;
 225
 226         return Proxmox.Utils.format_task_description(type, id);
 227     },
 228
 229     parse_task_upid: function(upid) {
 230         var task = {};
 231
 232         var res = upid.match(/^UPID:(\S+):([0-9A-Fa-f]{8}):([0-9A-Fa-f]{8,9}):([0-9A-Fa-f]{8}):([^:\s]+):([^:\s]*):([^:\s]+):$/);
 233         if (!res) {
 234             throw "unable to parse upid '" + upid + "'";
 235         }
 236         task.node = res[1];
 237         task.pid = parseInt(res[2], 16);
 238         task.pstart = parseInt(res[3], 16);
 239         task.starttime = parseInt(res[4], 16);
 240         task.type = res[5];
 241         task.id = res[6];
 242         task.user = res[7];
 243
 244         task.desc = Proxmox.Utils.format_task_description(task.type, task.id);
 245
 246         return task;
 247     },
 248
 249     render_timestamp: function(value, metaData, record, rowIndex, colIndex, store) {
 250         var servertime = new Date(value * 1000);
 251         return Ext.Date.format(servertime, 'Y-m-d H:i:s');
 252     },
 253
 254     },
 255
 256     singleton: true,
 257     constructor: function() {
 258         var me = this;
 259         Ext.apply(me, me.utilities);
 260
 261         var IPV4_OCTET = "(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])";
 262         var IPV4_REGEXP = "(?:(?:" + IPV4_OCTET + "\\.){3}" + IPV4_OCTET + ")";
 263         var IPV6_H16 = "(?:[0-9a-fA-F]{1,4})";
 264         var IPV6_LS32 = "(?:(?:" + IPV6_H16 + ":" + IPV6_H16 + ")|" + IPV4_REGEXP + ")";
 265
 266
 267         me.IP4_match = new RegExp("^(?:" + IPV4_REGEXP + ")$");
 268         me.IP4_cidr_match = new RegExp("^(?:" + IPV4_REGEXP + ")\/([0-9]{1,2})$");
 269
 270         var IPV6_REGEXP = "(?:" +
 271             "(?:(?:"                                                  + "(?:" + IPV6_H16 + ":){6})" + IPV6_LS32 + ")|" +
 272             "(?:(?:"                                         +   "::" + "(?:" + IPV6_H16 + ":){5})" + IPV6_LS32 + ")|" +
 273             "(?:(?:(?:"                           + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){4})" + IPV6_LS32 + ")|" +
 274             "(?:(?:(?:(?:" + IPV6_H16 + ":){0,1}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){3})" + IPV6_LS32 + ")|" +
 275             "(?:(?:(?:(?:" + IPV6_H16 + ":){0,2}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){2})" + IPV6_LS32 + ")|" +
 276             "(?:(?:(?:(?:" + IPV6_H16 + ":){0,3}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){1})" + IPV6_LS32 + ")|" +
 277             "(?:(?:(?:(?:" + IPV6_H16 + ":){0,4}" + IPV6_H16 + ")?::" +                         ")" + IPV6_LS32 + ")|" +
 278             "(?:(?:(?:(?:" + IPV6_H16 + ":){0,5}" + IPV6_H16 + ")?::" +                         ")" + IPV6_H16  + ")|" +
 279             "(?:(?:(?:(?:" + IPV6_H16 + ":){0,7}" + IPV6_H16 + ")?::" +                         ")"             + ")"  +
 280             ")";
 281
 282         me.IP6_match = new RegExp("^(?:" + IPV6_REGEXP + ")$");
 283         me.IP6_cidr_match = new RegExp("^(?:" + IPV6_REGEXP + ")\/([0-9]{1,3})$");
 284         me.IP6_bracket_match = new RegExp("^\\[(" + IPV6_REGEXP + ")\\]");
 285
 286         me.IP64_match = new RegExp("^(?:" + IPV6_REGEXP + "|" + IPV4_REGEXP + ")$");
 287
 288         var DnsName_REGEXP = "(?:(([a-zA-Z0-9]([a-zA-Z0-9\\-]*[a-zA-Z0-9])?)\\.)*([A-Za-z0-9]([A-Za-z0-9\\-]*[A-Za-z0-9])?))";
 289         me.DnsName_match = new RegExp("^" + DnsName_REGEXP + "$");
 290
 291         me.HostPort_match = new RegExp("^(" + IPV4_REGEXP + "|" + DnsName_REGEXP + ")(:\\d+)?$");
 292         me.HostPortBrackets_match = new RegExp("^\\[(?:" + IPV6_REGEXP + "|" + IPV4_REGEXP + "|" + DnsName_REGEXP + ")\\](:\\d+)?$");
 293         me.IP6_dotnotation_match = new RegExp("^" + IPV6_REGEXP + "(\\.\\d+)?$");
 294     }
 295 });