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helper_api.php
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/
helper_api.php
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<?php
# Mantis - a php based bugtracking system
# Copyright (C) 2000 - 2002 Kenzaburo Ito - kenito@300baud.org
# Copyright (C) 2002 - 2007 Mantis Team - mantisbt-dev@lists.sourceforge.net
# Mantis is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# Mantis is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Mantis. If not, see <http://www.gnu.org/licenses/>.
# --------------------------------------------------------
# $Id: helper_api.php,v 1.77 2007-10-24 22:30:59 giallu Exp $
# --------------------------------------------------------
### Helper API ###
# These are miscellaneous functions
# --------------------
# alternate color function
# If no index is given, continue alternating based on the last index given
function helper_alternate_colors( $p_index, $p_odd_color, $p_even_color ) {
static $t_index = 1;
if ( null !== $p_index ) {
$t_index = $p_index;
}
if ( 1 == $t_index++ % 2 ) {
return $p_odd_color;
} else {
return $p_even_color;
}
}
# --------------------
# alternate classes for table rows
# If no index is given, continue alternating based on the last index given
function helper_alternate_class( $p_index=null, $p_odd_class="row-1", $p_even_class="row-2" ) {
static $t_index = 1;
if ( null !== $p_index ) {
$t_index = $p_index;
}
if ( 1 == $t_index++ % 2 ) {
return "class=\"$p_odd_class\"";
} else {
return "class=\"$p_even_class\"";
}
}
# --------------------
# get the color string for the given status
function get_status_color( $p_status ) {
$t_status_enum_string = config_get( 'status_enum_string' );
$t_status_colors = config_get( 'status_colors' );
# This code creates the appropriate variable name
# then references that color variable
# You could replace this with a bunch of if... then... else
# statements
$t_color_str = 'closed';
$t_color = '#ffffff';
$t_arr = explode_enum_string( $t_status_enum_string );
$t_arr_count = count( $t_arr );
for ( $i=0; $i < $t_arr_count ;$i++ ) {
$elem_arr = explode_enum_arr( $t_arr[$i] );
if ( $elem_arr[0] == $p_status ) {
# now get the appropriate translation
$t_color_str = $elem_arr[1];
break;
}
}
if ( isset ( $t_status_colors[$t_color_str] ) ) {
$t_color = $t_status_colors[$t_color_str];
}
return $t_color;
}
# --------------------
# Given a enum string and num, return the appropriate string
function get_enum_element( $p_enum_name, $p_val ) {
$config_var = config_get( $p_enum_name.'_enum_string' );
$string_var = lang_get( $p_enum_name.'_enum_string' );
# use the global enum string to search
$t_arr = explode_enum_string( $config_var );
$t_arr_count = count( $t_arr );
for ( $i=0; $i < $t_arr_count ;$i++ ) {
$elem_arr = explode_enum_arr( $t_arr[$i] );
if ( $elem_arr[0] == $p_val ) {
# now get the appropriate translation
return get_enum_to_string( $string_var, $p_val );
}
}
return '@' . $p_val . '@';
}
# --------------------
# If $p_var is not an array and is equal to $p_val then we PRINT SELECTED.
# If $p_var is an array, then if any member is equal to $p_val we PRINT SELECTED.
# This is used when we want to know if a variable indicated a certain
# option element is selected
#
# If the second parameter is not given, the first parameter is compared
# to the boolean value true
function check_selected( $p_var, $p_val=true ) {
if ( is_array( $p_var ) ) {
foreach( $p_var as $t_this_var ) {
# catch the case where one entry is 0 and the other is a string.
if ( ( is_string( $t_this_var ) && !is_string( $p_val ) ) ) {
if ( $t_this_var === $p_val ) {
PRINT ' selected="selected" ';
return ;
}
} else if ( $t_this_var == $p_val ) {
PRINT ' selected="selected" ';
return ;
}
}
} else {
if ( is_string( $p_var ) && is_string( $p_val ) ) {
if ( $p_var === $p_val ) {
PRINT ' selected="selected" ';
return ;
}
} else if ( $p_var == $p_val ) {
PRINT ' selected="selected" ';
return ;
}
}
}
# --------------------
# If $p_var and $p_val are equal to each other then we PRINT CHECKED
# This is used when we want to know if a variable indicated a certain
# element is checked
#
# If the second parameter is not given, the first parameter is compared
# to the boolean value true
function check_checked( $p_var, $p_val=true ) {
if ( $p_var == $p_val ) {
PRINT ' checked="checked" ';
}
}
# --------------------
# Set up PHP for a long process execution
# The script timeout is set based on the value of the
# long_process_timeout config option.
# $p_ignore_abort specified whether to ignore user aborts by hitting
# the Stop button (the default is not to ignore user aborts)
function helper_begin_long_process( $p_ignore_abort=false ) {
$t_timeout = config_get( 'long_process_timeout' );
# silent errors or warnings reported when safe_mode is ON.
@set_time_limit( $t_timeout );
ignore_user_abort( $p_ignore_abort );
return $t_timeout;
}
# this allows pages to override the current project settings.
# This typically applies to the view bug pages where the "current"
# project as used by the filters, etc, does not match the bug being viewed.
$g_project_override = null;
$g_cache_current_project = null;
# --------------------
# Return the current project id as stored in a cookie
# If no cookie exists, the user's default project is returned
function helper_get_current_project() {
global $g_project_override, $g_cache_current_project;
if ( $g_project_override !== null ) {
return $g_project_override;
}
if( $g_cache_current_project === null) {
$t_cookie_name = config_get( 'project_cookie' );
$t_project_id = gpc_get_cookie( $t_cookie_name, null );
if ( null === $t_project_id ) {
$t_pref_row = user_pref_cache_row( auth_get_current_user_id(), ALL_PROJECTS, false );
if ( false === $t_pref_row ) {
$t_project_id = ALL_PROJECTS;
} else {
$t_project_id = $t_pref_row['default_project'];
}
} else {
$t_project_id = split( ';', $t_project_id );
$t_project_id = $t_project_id[ count( $t_project_id ) - 1 ];
}
if ( !project_exists( $t_project_id ) ||
( 0 == project_get_field( $t_project_id, 'enabled' ) ) ||
!access_has_project_level( VIEWER, $t_project_id ) ) {
$t_project_id = ALL_PROJECTS;
}
$g_cache_current_project = (int)$t_project_id;
}
return $g_cache_current_project;
}
# --------------------
# Return the current project id as stored in a cookie, in an Array
# If no cookie exists, the user's default project is returned
# If the current project is a subproject, the return value will include
# any parent projects
function helper_get_current_project_trace() {
$t_cookie_name = config_get( 'project_cookie' );
$t_project_id = gpc_get_cookie( $t_cookie_name, null );
if ( null === $t_project_id ) {
$t_bottom = current_user_get_pref( 'default_project' );
$t_project_id = Array( $t_bottom );
} else {
$t_project_id = split( ';', $t_project_id );
$t_bottom = $t_project_id[ count( $t_project_id ) - 1 ];
}
if ( !project_exists( $t_bottom ) ||
( 0 == project_get_field( $t_bottom, 'enabled' ) ) ||
!access_has_project_level( VIEWER, $t_bottom ) ) {
$t_project_id = Array( ALL_PROJECTS );
}
return $t_project_id;
}
# --------------------
# Set the current project id (stored in a cookie)
function helper_set_current_project( $p_project_id ) {
$t_project_cookie_name = config_get( 'project_cookie' );
gpc_set_cookie( $t_project_cookie_name, $p_project_id, true );
return true;
}
# --------------------
# Clear all known user preference cookies
function helper_clear_pref_cookies() {
gpc_clear_cookie( config_get( 'project_cookie' ) );
gpc_clear_cookie( config_get( 'manage_cookie' ) );
}
# --------------------
# Check whether the user has confirmed this action.
#
# If the user has not confirmed the action, generate a page which asks
# the user to confirm and then submits a form back to the current page
# with all the GET and POST data and an additional field called _confirmed
# to indicate that confirmation has been done.
function helper_ensure_confirmed( $p_message, $p_button_label ) {
if (true == gpc_get_bool( '_confirmed' ) ) {
return true;
}
html_page_top1();
html_page_top2();
# @@@ we need to improve this formatting. I'd like the text to only
# be about 50% the width of the screen so that it doesn't become to hard
# to read.
PRINT "<br />\n<div align=\"center\">\n";
print_hr();
PRINT "\n$p_message\n";
PRINT '<form method="post" action="' . $_SERVER[ 'PHP_SELF' ] . "\">\n";
print_hidden_inputs( gpc_strip_slashes( $_POST ) );
print_hidden_inputs( gpc_strip_slashes( $_GET ) );
PRINT "<input type=\"hidden\" name=\"_confirmed\" value=\"1\" />\n";
PRINT '<br /><br /><input type="submit" class="button" value="' . $p_button_label . '" />';
PRINT "\n</form>\n";
print_hr();
PRINT "</div>\n";
html_page_bottom1();
exit;
}
# --------------------
# Call custom function.
#
# $p_function - Name of function to call (eg: do_stuff). The function will call custom_function_override_do_stuff()
# if found, otherwise, will call custom_function_default_do_stuff().
# $p_args_array - Parameters to function as an array
function helper_call_custom_function( $p_function, $p_args_array ) {
$t_function = 'custom_function_override_' . $p_function;
if ( !function_exists( $t_function ) ) {
$t_function = 'custom_function_default_' . $p_function;
}
return call_user_func_array( $t_function, $p_args_array );
}
# --------------------
function helper_project_specific_where( $p_project_id, $p_user_id = null ) {
if ( null === $p_user_id ) {
$p_user_id = auth_get_current_user_id();
}
if ( ALL_PROJECTS == $p_project_id ) {
$t_topprojects = $t_project_ids = user_get_accessible_projects( $p_user_id );
foreach ( $t_topprojects as $t_project ) {
$t_project_ids = array_merge( $t_project_ids, user_get_all_accessible_subprojects( $p_user_id, $t_project ) );
}
$t_project_ids = array_unique( $t_project_ids );
} else {
access_ensure_project_level( VIEWER, $p_project_id );
$t_project_ids = user_get_all_accessible_subprojects( $p_user_id, $p_project_id );
array_unshift( $t_project_ids, $p_project_id );
}
$t_project_ids = array_map( 'db_prepare_int', $t_project_ids );
if ( 0 == count( $t_project_ids ) ) {
$t_project_filter = ' 1<>1';
} elseif ( 1 == count( $t_project_ids ) ) {
$t_project_filter = ' project_id=' . $t_project_ids[0];
} else {
$t_project_filter = ' project_id IN (' . join( ',', $t_project_ids ) . ')';
}
return $t_project_filter;
}
# --------------------
function helper_get_columns_to_view( $p_columns_target = COLUMNS_TARGET_VIEW_PAGE ) {
$t_columns = helper_call_custom_function( 'get_columns_to_view', array( $p_columns_target ) );
$t_enable_sponsorship = config_get( 'enable_sponsorship' );
if ( OFF == $t_enable_sponsorship ) {
$t_keys = array_keys( $t_columns, 'sponsorship_total' );
foreach ( $t_keys as $t_key ) {
unset( $t_columns[$t_key] );
}
}
$t_show_attachments = config_get( 'show_attachment_indicator' );
if ( OFF == $t_show_attachments ) {
$t_keys = array_keys( $t_columns, 'attachment' );
foreach ( $t_keys as $t_key ) {
unset( $t_columns[$t_key] );
}
}
if ( OFF == config_get( 'enable_relationship' ) ) {
$t_keys = array_keys( $t_columns, 'duplicate_id' );
foreach ( $t_keys as $t_key ) {
unset( $t_columns[$t_key] );
}
}
$t_current_project_id = helper_get_current_project();
if ( $t_current_project_id != ALL_PROJECTS && !access_has_project_level( config_get( 'roadmap_view_threshold' ), $t_current_project_id ) ) {
$t_keys = array_keys( $t_columns, 'target_version' );
foreach ( $t_keys as $t_key ) {
unset( $t_columns[$t_key] );
}
}
# get the array values to remove gaps in the array which causes issue
# if the array is accessed using an index.
return array_values( $t_columns );
}
# --------------------
# if all projects selected, default to <prefix><username><suffix><extension>, otherwise default to
# <prefix><projectname><suffix><extension>.
function helper_get_default_export_filename( $p_extension_with_dot, $p_prefix = '', $p_suffix = '' ) {
$t_filename = $p_prefix;
$t_current_project_id = helper_get_current_project();
if ( ALL_PROJECTS == $t_current_project_id ) {
$t_filename .= user_get_name( auth_get_current_user_id() );
} else {
$t_filename .= project_get_field( $t_current_project_id, 'name' );
}
return $t_filename . $p_suffix . $p_extension_with_dot;
}
# --------------------
# returns a tab index value and increments it by one. This is used to give sequential tab index on
# a form.
function helper_get_tab_index_value() {
static $tab_index = 0;
return ++$tab_index;
}
# --------------------
# returns a tab index and increments internal state by 1. This is used to give sequential tab index on
# a form. For example, this function returns: tabindex="1"
function helper_get_tab_index() {
return 'tabindex="' . helper_get_tab_index_value() . '"';
}
# --------------------
# returns a boolean indicating whether SQL queries executed should be shown
# or not.
function helper_show_queries() {
# Check is authenticated before checking access level, otherwise user gets
# redirected to login_page.php. See #8461.
return ON == config_get( 'show_queries_count' ) &&
auth_is_user_authenticated() &&
access_has_global_level( config_get( 'show_queries_threshold' ) );
}
?>