ApplicationFramework Class Reference
Top-level framework for web applications. More...Application Framework | |
AddObjectDirectories ($Dirs) | |
Add additional directories to be searched for object files when autoloading. | |
LoadPage ($PageName) | |
Load page PHP and HTML/TPL files. | |
SetJumpToPage ($Page) | |
Set URL of page to autoload after PHP page file is executed. | |
JumpToPageIsSet () | |
Report whether a page to autoload has been set. | |
HtmlCharset ($NewSetting=NULL) | |
Get/set HTTP character encoding value. | |
SuppressHTMLOutput ($NewSetting=TRUE) | |
Suppress loading of HTML files. | |
ActiveUserInterface ($UIName=NULL) | |
Get/set name of current active user interface. | |
AddPostProcessingCall ($FunctionName, &$Arg1=self::NOVALUE, &$Arg2=self::NOVALUE, &$Arg3=self::NOVALUE, &$Arg4=self::NOVALUE, &$Arg5=self::NOVALUE, &$Arg6=self::NOVALUE, &$Arg7=self::NOVALUE, &$Arg8=self::NOVALUE, &$Arg9=self::NOVALUE) | |
Add function to be called after HTML has been loaded. | |
AddEnvInclude ($FileName) | |
Add file to be included to set up environment. | |
GUIFile ($FileName) | |
Return path to specified image or CSS file. | |
PUIFile ($FileName) | |
Print path to specified image or CSS file. | |
FindCommonTemplate ($PageName) | |
Get full path to HTML or CSS file. | |
LoadFunction ($Callback) | |
Attempt to load code for function or method if not currently available. | |
GetElapsedExecutionTime () | |
Get time elapsed since constructor was called. | |
GetSecondsBeforeTimeout () | |
Get remaining available (PHP) execution time. | |
Event Handling | |
RegisterEvent ($EventsOrEventName, $EventType=NULL) | |
Register one or more events that may be signaled. | |
HookEvent ($EventsOrEventName, $Callback=NULL, $Order=self::ORDER_MIDDLE) | |
Hook one or more functions to be called when the specified event is signaled. | |
SignalEvent ($EventName, $Parameters=NULL) | |
Signal that an event has occured. | |
IsStaticOnlyEvent ($EventName) | |
Report whether specified event only allows static callbacks. | |
const | EVENTTYPE_DEFAULT = 1 |
Default event type. | |
const | EVENTTYPE_CHAIN = 2 |
Result chaining event type. | |
const | EVENTTYPE_FIRST = 3 |
First response event type. | |
const | EVENTTYPE_NAMED = 4 |
Named result event type. | |
const | ORDER_FIRST = 1 |
Run hooked function first (i.e. | |
const | ORDER_MIDDLE = 2 |
Run hooked function after ORDER_FIRST and before ORDER_LAST events. | |
const | ORDER_LAST = 3 |
Run hooked function last (i.e. | |
Task Management | |
QueueTask ($Callback, $Parameters=NULL, $Priority=self::PRIORITY_MEDIUM, $Description="") | |
Add task to queue. | |
QueueUniqueTask ($Callback, $Parameters=NULL, $Priority=self::PRIORITY_MEDIUM, $Description="") | |
Add task to queue if not already in queue or currently running. | |
TaskIsInQueue ($Callback, $Parameters=NULL) | |
Check if task is already in queue or currently running. | |
GetTaskQueueSize ($Priority=NULL) | |
Retrieve current number of tasks in queue. | |
GetQueuedTaskList ($Count=100, $Offset=0) | |
Retrieve list of tasks currently in queue. | |
GetRunningTaskList ($Count=100, $Offset=0) | |
Retrieve list of tasks currently in queue. | |
GetOrphanedTaskList ($Count=100, $Offset=0) | |
Retrieve list of tasks currently in queue. | |
ReQueueOrphanedTask ($TaskId) | |
Move orphaned task back into queue. | |
DeleteOrphanedTask ($TaskId) | |
Delete orphaned task back from running task queue. | |
MaxTasks ($NewValue=NULL) | |
Get/set maximum number of tasks to have running simultaneously. | |
MaxExecutionTime ($NewValue=NULL) | |
Get/set maximum PHP execution time. | |
OnCrash () | |
Called automatically at program termination to ensure output is written out. | |
const | PRIORITY_HIGH = 1 |
Highest priority. | |
const | PRIORITY_MEDIUM = 2 |
Medium (default) priority. | |
const | PRIORITY_LOW = 3 |
Lower priority. | |
const | PRIORITY_BACKGROUND = 4 |
Lowest priority. | |
const | NOVALUE = ".-+-.NO VALUE PASSED IN FOR ARGUMENT.-+-." |
Detailed Description
Top-level framework for web applications.
Definition at line 7 of file ApplicationFramework.php.
Member Function Documentation
ApplicationFramework::ActiveUserInterface | ( | $ | UIName = NULL |
) |
Get/set name of current active user interface.
Any "SPTUI--" prefix is stripped out for backward compatibility in CWIS.
- Parameters:
-
UIName Name of new active user interface. (OPTIONAL)
- Returns:
- Name of currently active user interface.
Definition at line 326 of file ApplicationFramework.php.
ApplicationFramework::AddEnvInclude | ( | $ | FileName | ) |
Add file to be included to set up environment.
This file is loaded right before the PHP file.
- Parameters:
-
FileName Name of file to be included.
Definition at line 372 of file ApplicationFramework.php.
ApplicationFramework::AddObjectDirectories | ( | $ | Dirs | ) |
Add additional directories to be searched for object files when autoloading.
- Parameters:
-
Dirs Array with directories to be searched, with directory paths as indexes and any prefixes to strip (e.g. "Axis--") as values..
Definition at line 62 of file ApplicationFramework.php.
ApplicationFramework::AddPostProcessingCall | ( | $ | FunctionName, | |
&$ | Arg1 = self::NOVALUE , |
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&$ | Arg2 = self::NOVALUE , |
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&$ | Arg3 = self::NOVALUE , |
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&$ | Arg4 = self::NOVALUE , |
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&$ | Arg5 = self::NOVALUE , |
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&$ | Arg6 = self::NOVALUE , |
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&$ | Arg7 = self::NOVALUE , |
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&$ | Arg8 = self::NOVALUE , |
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&$ | Arg9 = self::NOVALUE | |||
) |
Add function to be called after HTML has been loaded.
The arguments are optional and are saved as references so that any changes to their value that occured while loading the HTML will be recognized.
- Parameters:
-
FunctionName Name of function to be called. Arg1 First argument to be passed to function. (OPTIONAL, REFERENCE) Arg2 Second argument to be passed to function. (OPTIONAL, REFERENCE) Arg3 Third argument to be passed to function. (OPTIONAL, REFERENCE) Arg4 Fourth argument to be passed to function. (OPTIONAL, REFERENCE) Arg5 FifthFirst argument to be passed to function. (OPTIONAL, REFERENCE) Arg6 Sixth argument to be passed to function. (OPTIONAL, REFERENCE) Arg7 Seventh argument to be passed to function. (OPTIONAL, REFERENCE) Arg8 Eighth argument to be passed to function. (OPTIONAL, REFERENCE) Arg9 Ninth argument to be passed to function. (OPTIONAL, REFERENCE)
Definition at line 350 of file ApplicationFramework.php.
ApplicationFramework::DeleteOrphanedTask | ( | $ | TaskId | ) |
Delete orphaned task back from running task queue.
- Parameters:
-
TaskId Task ID.
Definition at line 858 of file ApplicationFramework.php.
ApplicationFramework::FindCommonTemplate | ( | $ | PageName | ) |
Get full path to HTML or CSS file.
- Parameters:
-
PageName File or short page name.
Definition at line 416 of file ApplicationFramework.php.
Referenced by LoadPage().
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ApplicationFramework::GetElapsedExecutionTime | ( | ) |
Get time elapsed since constructor was called.
- Returns:
- Elapsed execution time in seconds (as a float).
Definition at line 454 of file ApplicationFramework.php.
Referenced by GetSecondsBeforeTimeout().
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ApplicationFramework::GetOrphanedTaskList | ( | $ | Count = 100 , |
|
$ | Offset = 0 | |||
) |
Retrieve list of tasks currently in queue.
- Parameters:
-
Count Number to retrieve. (OPTIONAL, defaults to 100) Offset Offset into queue to start retrieval. (OPTIONAL)
- Returns:
- Array with task IDs for index and task info for values. Task info is stored as associative array with "Callback" and "Parameter" indices.
Definition at line 831 of file ApplicationFramework.php.
ApplicationFramework::GetQueuedTaskList | ( | $ | Count = 100 , |
|
$ | Offset = 0 | |||
) |
Retrieve list of tasks currently in queue.
- Parameters:
-
Count Number to retrieve. (OPTIONAL, defaults to 100) Offset Offset into queue to start retrieval. (OPTIONAL)
- Returns:
- Array with task IDs for index and task info for values. Task info is stored as associative array with "Callback" and "Parameter" indices.
Definition at line 803 of file ApplicationFramework.php.
ApplicationFramework::GetRunningTaskList | ( | $ | Count = 100 , |
|
$ | Offset = 0 | |||
) |
Retrieve list of tasks currently in queue.
- Parameters:
-
Count Number to retrieve. (OPTIONAL, defaults to 100) Offset Offset into queue to start retrieval. (OPTIONAL)
- Returns:
- Array with task IDs for index and task info for values. Task info is stored as associative array with "Callback" and "Parameter" indices.
Definition at line 816 of file ApplicationFramework.php.
ApplicationFramework::GetSecondsBeforeTimeout | ( | ) |
Get remaining available (PHP) execution time.
- Returns:
- Number of seconds remaining before script times out (as a float).
Definition at line 463 of file ApplicationFramework.php.
References GetElapsedExecutionTime().
ApplicationFramework::GetTaskQueueSize | ( | $ | Priority = NULL |
) |
Retrieve current number of tasks in queue.
- Parameters:
-
Priority of tasks. (OPTIONAL, defaults to all priorities)
- Returns:
- Number of tasks currently in queue.
Definition at line 789 of file ApplicationFramework.php.
ApplicationFramework::GUIFile | ( | $ | FileName | ) |
Return path to specified image or CSS file.
- Parameters:
-
FileName Base file name.
- Returns:
- Full relative path name of file or NULL if file not found.
Definition at line 382 of file ApplicationFramework.php.
Referenced by PUIFile().
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ApplicationFramework::HookEvent | ( | $ | EventsOrEventName, | |
$ | Callback = NULL , |
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$ | Order = self::ORDER_MIDDLE | |||
) |
Hook one or more functions to be called when the specified event is signaled.
The callback parameter is of the PHP type "callback", which allows object methods to be passed.
- Parameters:
-
EventsOrEventName Name of the event to hook. To hook multiple events, this may also be an array, with the event names as the index and the callbacks as the values. Callback Function to be called when event is signaled. (OPTIONAL if EventsOrEventName is an array of events) Order Preference for when function should be called, primarily for CHAIN and FIRST events. (OPTIONAL, defaults to ORDER_MIDDLE)
- Returns:
- TRUE if all callbacks were successfully hooked, otherwise FALSE.
Definition at line 542 of file ApplicationFramework.php.
ApplicationFramework::HtmlCharset | ( | $ | NewSetting = NULL |
) |
Get/set HTTP character encoding value.
This is set for the HTTP header and may be queried and set in the HTML header by the active user interface. The default charset is UTF-8. A list of valid character set values can be found at http://www.iana.org/assignments/character-sets
- Parameters:
-
NewSetting New character encoding value string (e.g. "ISO-8859-1").
- Returns:
- Current character encoding value.
Definition at line 303 of file ApplicationFramework.php.
Referenced by LoadPage().
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ApplicationFramework::IsStaticOnlyEvent | ( | $ | EventName | ) |
Report whether specified event only allows static callbacks.
- Parameters:
-
EventName Name of event to check.
- Returns:
- TRUE if specified event only allows static callbacks, otherwise FALSE.
Definition at line 671 of file ApplicationFramework.php.
ApplicationFramework::JumpToPageIsSet | ( | ) |
Report whether a page to autoload has been set.
- Returns:
- TRUE if page is set to autoload, otherwise FALSE.
Definition at line 289 of file ApplicationFramework.php.
ApplicationFramework::LoadFunction | ( | $ | Callback | ) |
Attempt to load code for function or method if not currently available.
Function code to be loaded should be located in a file named "F-XXX.php", where "XXX" is the function name. The file may reside in "local/include", any of the interface "include" directories, or any of the object directories.
- Parameters:
-
Callback Function or method info.
- Returns:
- TRUE if function/method is now available, else FALSE.
Definition at line 431 of file ApplicationFramework.php.
ApplicationFramework::LoadPage | ( | $ | PageName | ) |
Load page PHP and HTML/TPL files.
- Parameters:
-
PageName Name of page to be loaded (e.g. "BrowseResources").
Definition at line 78 of file ApplicationFramework.php.
References FindCommonTemplate(), HtmlCharset(), PHP, and SignalEvent().
ApplicationFramework::MaxExecutionTime | ( | $ | NewValue = NULL |
) |
Get/set maximum PHP execution time.
Setting a new value is not possible if PHP is running in safe mode.
- Parameters:
-
NewValue New setting for max execution time in seconds. (OPTIONAL, but minimum value is 5 if specified)
- Returns:
- Current max execution time in seconds.
Definition at line 886 of file ApplicationFramework.php.
ApplicationFramework::MaxTasks | ( | $ | NewValue = NULL |
) |
Get/set maximum number of tasks to have running simultaneously.
- Parameters:
-
NewValue New setting for max number of tasks. (OPTIONAL)
- Returns:
- Current maximum number of tasks to run at once.
Definition at line 868 of file ApplicationFramework.php.
ApplicationFramework::OnCrash | ( | ) |
Called automatically at program termination to ensure output is written out.
(Not intended to be called directly, could not be made private to class because of automatic execution method.)
Definition at line 1229 of file ApplicationFramework.php.
References PHP.
ApplicationFramework::PUIFile | ( | $ | FileName | ) |
Print path to specified image or CSS file.
If the file is not found, nothing is printed.
This is intended to be called from within interface HTML files to ensure that the correct file is loaded, regardless of which interface it is in.
- Parameters:
-
FileName Base file name.
Definition at line 406 of file ApplicationFramework.php.
References GUIFile().
ApplicationFramework::QueueTask | ( | $ | Callback, | |
$ | Parameters = NULL , |
|||
$ | Priority = self::PRIORITY_MEDIUM , |
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$ | Description = "" | |||
) |
Add task to queue.
The Callback parameters is the PHP "callback" type. If $Callback refers to a function (rather than an object method) that function must be available in a global scope on all pages or must be loadable by ApplicationFramework::LoadFunction().
- Parameters:
-
Callback Function or method to call to perform task. Parameters Array containing parameters to pass to function or method. (OPTIONAL, pass NULL for no parameters) Priority Priority to assign to task. (OPTIONAL, defaults to PRIORITY_MEDIUM) Description Text description of task. (OPTIONAL)
Definition at line 703 of file ApplicationFramework.php.
Referenced by QueueUniqueTask().
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ApplicationFramework::QueueUniqueTask | ( | $ | Callback, | |
$ | Parameters = NULL , |
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$ | Priority = self::PRIORITY_MEDIUM , |
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$ | Description = "" | |||
) |
Add task to queue if not already in queue or currently running.
If task is already in queue with a lower priority than specified, the task's priority will be increased to the new value. The Callback parameters is the PHP "callback" type. If $Callback refers to a function (rather than an object method) that function must be available in a global scope on all pages or must be loadable by ApplicationFramework::LoadFunction().
- Parameters:
-
Callback Function or method to call to perform task. Parameters Array containing parameters to pass to function or method. (OPTIONAL, pass NULL for no parameters) Priority Priority to assign to task. (OPTIONAL, defaults to PRIORITY_MEDIUM) Description Text description of task. (OPTIONAL)
- Returns:
- TRUE if task was added, otherwise FALSE.
- See also:
- TaskIsInQueue
Definition at line 732 of file ApplicationFramework.php.
References QueueTask(), and TaskIsInQueue().
ApplicationFramework::RegisterEvent | ( | $ | EventsOrEventName, | |
$ | EventType = NULL | |||
) |
Register one or more events that may be signaled.
- Parameters:
-
EventsOrEventName Name of event (string). To register multiple events, this may also be an array, with the event names as the index and the event types as the values. EventType Type of event (constant). (OPTIONAL if EventsOrEventName is an array of events)
Definition at line 514 of file ApplicationFramework.php.
ApplicationFramework::ReQueueOrphanedTask | ( | $ | TaskId | ) |
Move orphaned task back into queue.
- Parameters:
-
TaskId Task ID.
Definition at line 843 of file ApplicationFramework.php.
ApplicationFramework::SetJumpToPage | ( | $ | Page | ) |
Set URL of page to autoload after PHP page file is executed.
The HTML/TPL file will never be loaded if this is set. Pass in NULL to clear any autoloading.
- Parameters:
-
Page URL of page to jump to (autoload). If the URL does not appear to point to a PHP or HTML file then "index.php?P=" will be prepended to it.
Definition at line 269 of file ApplicationFramework.php.
ApplicationFramework::SignalEvent | ( | $ | EventName, | |
$ | Parameters = NULL | |||
) |
Signal that an event has occured.
- Parameters:
-
EventName Name of event being signaled. Parameters Associative array of parameters for event, with CamelCase parameter names as indexes. (OPTIONAL)
- Returns:
- Appropriate return value for event type. Returns NULL if no event with specified name was registered and for EVENTTYPE_DEFAULT events.
Definition at line 603 of file ApplicationFramework.php.
Referenced by LoadPage().
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ApplicationFramework::SuppressHTMLOutput | ( | $ | NewSetting = TRUE |
) |
Suppress loading of HTML files.
This is useful when the only output from a page is intended to come from the PHP page file.
- Parameters:
-
NewSetting TRUE to suppress HTML output, FALSE to not suppress HTML output. (OPTIONAL, defaults to TRUE)
Definition at line 315 of file ApplicationFramework.php.
ApplicationFramework::TaskIsInQueue | ( | $ | Callback, | |
$ | Parameters = NULL | |||
) |
Check if task is already in queue or currently running.
When no $Parameters value is specified the task is checked against any other entries with the same $Callback.
- Parameters:
-
Callback Function or method to call to perform task. Parameters Array containing parameters to pass to function or method. (OPTIONAL)
- Returns:
- TRUE if task is already in queue, otherwise FALSE.
Definition at line 769 of file ApplicationFramework.php.
Referenced by QueueUniqueTask().
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Member Data Documentation
const ApplicationFramework::EVENTTYPE_CHAIN = 2 |
Result chaining event type.
For this type the parameter array to each event handler is the return value from the previous handler, and the final return value is sent back to the event signaller.
Definition at line 483 of file ApplicationFramework.php.
const ApplicationFramework::EVENTTYPE_DEFAULT = 1 |
Default event type.
Any handler return values are ignored.
Definition at line 477 of file ApplicationFramework.php.
const ApplicationFramework::EVENTTYPE_FIRST = 3 |
First response event type.
For this type event handlers are called until one returns a non-NULL result, at which point no further handlers are called and that last result is passed back to the event signaller.
Definition at line 489 of file ApplicationFramework.php.
const ApplicationFramework::EVENTTYPE_NAMED = 4 |
Named result event type.
Return values from each handler are placed into an array with the handler (function or class::method) name as the index, and that array is returned to the event signaller. The handler name for class methods is the class name plus "::" plus the method name. are called and that last result is passed back to the event signaller.
Definition at line 497 of file ApplicationFramework.php.
const ApplicationFramework::NOVALUE = ".-+-.NO VALUE PASSED IN FOR ARGUMENT.-+-." |
Definition at line 1372 of file ApplicationFramework.php.
const ApplicationFramework::ORDER_FIRST = 1 |
Run hooked function first (i.e.
before ORDER_MIDDLE events).
Definition at line 500 of file ApplicationFramework.php.
const ApplicationFramework::ORDER_LAST = 3 |
Run hooked function last (i.e.
after ORDER_MIDDLE events).
Definition at line 504 of file ApplicationFramework.php.
Referenced by PluginManager::__construct().
const ApplicationFramework::ORDER_MIDDLE = 2 |
Run hooked function after ORDER_FIRST and before ORDER_LAST events.
Definition at line 502 of file ApplicationFramework.php.
const ApplicationFramework::PRIORITY_HIGH = 1 |
const ApplicationFramework::PRIORITY_LOW = 3 |
const ApplicationFramework::PRIORITY_MEDIUM = 2 |
Medium (default) priority.
Definition at line 685 of file ApplicationFramework.php.
Referenced by SPTRecommender::RunUpdateForItem().
The documentation for this class was generated from the following file: