Procedural File: dropbox_functions.inc.php

Source Location: /main/dropbox/dropbox_functions.inc.php

Page Details:

This file contains additional dropbox functions. Initially there were some

functions in the init files also but I have moved them over to one file -- Patrick Cool <patrick.cool@UGent.be>, Ghent University

Tags:

filesource:

Source Code for this file

check_file_name [line 1282]

void check_file_name(
 $file_name_2_check, [ $counter = 0])

This function checks if the real filename of the dropbox files doesn't already exist in the temp folder. If this is the case then it will generate a different filename;

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

	$file_name_2_check
	$counter

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check_number_feedback [line 1422]

void check_number_feedback(
 $key,  $array)

this function checks if the key exists. If this is the case it returns the value, if not it returns 0

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

	$key
	$array

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cleanup_temp_dropbox [line 1314]

true cleanup_temp_dropbox(
)

Cleans the temp zip files that were created when users download several files or a whole folder at once. T

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006
todo:

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delete_category [line 123]

void delete_category(
 $action,  $id)

This function deletes a dropbox category

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006
todo:	give the user the possibility what needs to be done with the files in this category: move them to the root, download them as a zip, delete them

Parameters

	$action
	$id

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display_action_options [line 248]

html display_action_options(
 $part,  $categories, [ $current_category = 0])

This functions displays all teh possible actions that can be performed on multiple files. This is the dropdown list that appears below the sortable table of the sent / or received files.

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return:	value for the dropdown list
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

	$part
	$categories
	$current_category

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display_addcategory_form [line 409]

void display_addcategory_form(
[$category_name $category_name = ''], [$id $id = ''])

This function displays the form to add a new category.

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

$category_name	$category_name	this parameter is the name of the category (used when no section is selected)
$id	$id	this is the id of the category we are editing.

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display_add_form [line 481]

void display_add_form(
)

this function displays the form to upload a new item to the dropbox.

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

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display_file_checkbox [line 285]

html display_file_checkbox(
$id $id, $part $part)

this function returns the html code that displays the checkboxes next to the files so that multiple actions on one file are possible.

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return:	code
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

$id	$id	the unique id of the file
$part	$part	are we dealing with a sent or with a received file?

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display_move_form [line 176]

html display_move_form(
 $part,  $id, [ $target = array()])

Displays the form to move one individual file to a category

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return:	code of the form that appears in a dokeos message box.
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

	$part
	$id
	$target

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display_user_link [line 1000]

void display_user_link(
 $user_id, [ $name = ''])

This function displays the firstname and lastname of the user as a link to the user tool.

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006
see:	this is the same function as in the new forum, so this probably has to move to a user library.
todo:	move this function to the user library

Parameters

	$user_id
	$name

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dropbox_cnf [line 786]

void dropbox_cnf(
 $variable)

Function that finds a given config setting

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author:

Ren� Haentjens, Ghent University

Parameters

$variable

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dropbox_lang [line 775]

void dropbox_lang(
 $variable, [ $notrans = 'DLTT'])

The dropbox has a deviant naming scheme for language files so it needs an additional language function

Tags:

author:	Ren� Haentjens, Ghent University
todo:	check if this function is still necessary.

Parameters

	$variable
	$notrans

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feedback [line 1033]

void feedback(
an $array)

this function transforms the array containing all the feedback into something visually attractive.

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

$array

array containing all the feedback about the given message.

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feedback_form [line 1068]

html feedback_form(
)

this function returns the code for the form for adding a new feedback message to a dropbox file.

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return:	code
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

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format_feedback [line 1053]

html format_feedback(
$feedback_array $feedback)

This function returns the html code to display the feedback messages on a given dropbox file

Tags:

return:	code
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006
todo:	add the form for adding new comment (if the other party has not deleted it yet).

Parameters

$feedback_array

$feedback

an array that contains all the feedback messages about the given document.

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generate_html_overview [line 1344]

void generate_html_overview(
 $files, [ $dont_show_columns = array()], [ $make_link = array()])

generates the contents of a html file that gives an overview of all the files in the zip file. This is to know the information of the files that are inside the zip file (who send it, the comment, ...)

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author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

	$files
	$dont_show_columns
	$make_link

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getLoginFromId [line 657]

void getLoginFromId(
 $id)

returns loginname or false if user isn't registered anymore

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todo:

check if this function is still necessary. There might be a library function for this.

Parameters

$id

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getUserNameFromId [line 635]

void getUserNameFromId(
 $id)

returns username or false if user isn't registered anymore

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todo:

check if this function is still necessary. There might be a library function for this.

Parameters

$id

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getUserOwningThisMailing [line 719]

void getUserOwningThisMailing(
 $mailingPseudoId, [ $owner = 0], [ $or_die = ''])

RH: Mailing (2 new functions)

Mailing zip-file is posted to (dest_user_id = ) mailing pseudo_id and is only visible to its uploader (user_id).

Mailing content files have uploader_id == mailing pseudo_id, a normal recipient, and are visible initially to recipient and pseudo_id.

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author:	Ren� Haentjens, Ghent University
todo:	check if this function is still necessary.

Parameters

	$mailingPseudoId
	$owner
	$or_die

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get_dropbox_categories [line 306]

array get_dropbox_categories(
[$filter $filter = ''])

This function retrieves all the dropbox categories and returns them as an array

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

$filter

$filter

default '', when we need only the categories of the sent or the received part.

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get_last_tool_access [line 1458]

string get_last_tool_access(
$tool $tool, [$course_code $course_code = ''], [$user_id $user_id = ''])

Get the last access to a given tool of a given user

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return:	last tool access date
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006
todo:	consider moving this function to a more appropriate place.

Parameters

$tool	$tool	string the tool constant
$course_code	$course_code	the course_id
$user_id	$user_id	the id of the user

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get_total_number_feedback [line 1403]

void get_total_number_feedback(
[ $file_id = ''])

This function retrieves the number of feedback messages on every document. This function might become obsolete when the feedback becomes user individual.

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

$file_id

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handle_multiple_actions [line 37]

Mixed handle_multiple_actions(
)

This function is a wrapper function for the multiple actions feature.

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return:	If there is a problem, return a string message, otherwise nothing
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

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isCourseMember [line 673]

boolean isCourseMember(
 $user_id)

Tags:

return:	indicating if user with user_id=$user_id is a course member
todo:	eliminate global
todo:	check if this function is still necessary. There might be a library function for this.

Parameters

$user_id

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my_pre_add_callback [line 1207]

void my_pre_add_callback(
$p_event $p_event, $p_header &$p_header)

This is a callback function to decrypt the files in the zip file to their normal filename (as stored in the database)

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

$p_event	$p_event	a variable of PCLZip
$p_header	&$p_header	a variable of PCLZip

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removeMoreIfMailing [line 740]

void removeMoreIfMailing(
 $file_id)

Tags:

author:	Ren� Haentjens, Ghent University
todo:	check if this function is still necessary.

Parameters

$file_id

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removeUnusedFiles [line 685]

void removeUnusedFiles(
)

Checks if there are files in the dropbox_file table that aren't used anymore in dropbox_person table.

If there are, all entries concerning the file are deleted from the db + the file is deleted from the server

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store_addcategory [line 343]

void store_addcategory(
)

This functions stores a new dropboxcategory

Tags:

var:	might not seem very elegant if you create a category in sent and in received with the same name that you get two entries in the dropbox_category table but it is the easiest solution. You get cat_name \| received \| sent \| user_id test \| 1 \| 0 \| 237 test \| 0 \| 1 \| 237 more elegant would be test \| 1 \| 1 \| 237
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

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store_add_dropbox [line 798]

void store_add_dropbox(
)

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store_feedback [line 1097]

a store_feedback(
)

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return:	language string (depending on the success or failure.
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

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store_move [line 206]

language store_move(
$id $id, $target $target, $part $part)

This function moves a file to a different category

Tags:

return:	string
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006

Parameters

$id	$id	the id of the file we are moving
$target	$target	the id of the folder we are moving to
$part	$part	are we moving a received file or a sent file?

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zip_download [line 1130]

void zip_download(
$array $array)

This function downloads all the files of the inputarray into one zip

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006
todo:	integrate some cleanup function that removes zip files that are older than 2 days
todo:	consider removing the check if the user has received or sent this file (zip download of a folder already sufficiently checks for this).

Parameters

$array

$array

an array containing all the ids of the files that have to be downloaded.

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zip_download_alternative [line 1228]

void zip_download_alternative(
$files $files)

This function is an alternative zip download. It was added because PCLZip causes problems on PHP5 when using PCLZIP_CB_PRE_ADD and a callback function to rename

the files inside the zip file (dropbox scrambles the files to prevent

Tags:

author:	Patrick Cool <patrick.cool@UGent.be>, Ghent University
version:	march 2006
todo:	consider using a htaccess that denies direct access to the file but only allows the php file to access it. This would remove the scrambling requirement but it would require additional checks to see if the filename of the uploaded file is not used yet.
todo:	when we copy the files there might be two files with the same name. We need a function that (recursively) checks this and changes the name

Parameters

$files

$files

is an associative array that contains the files that the user wants to download (check to see if the user is allowed to download these files already happened so the array is clean!!. The key is the filename on the filesystem. The value is an array that contains both the filename on the filesystem and the original filename (that will be used in the zip file)

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Documentation generated on Thu, 12 Jun 2008 13:21:18 -0500 by phpDocumentor 1.4.1