function deleteFile($file_name) {
if (!file_exists($file_name)) {
return true; //if file doesn't exist than don't worry about it
}
clearstatcache(); //clear cache since will be checking same file again
$path_errors=isPathBad($file_name, true, true);
if ( !$path_errors["directory"]["write"] and !$path_errors["file"]) {
if(MS_WINDOWS) {
$file_name=formatPath($file_name);
exec("del $file_name");
} else {
unlink($file_name);
}
return true;
} else {
return false; //return false if errors - can't write to path
}
}
$option_feedback .="\tSystem Name is: $system_name\r\n<br>";
if($redirect_output) {
echo "\r\nRedirecting Output to: ".formatPath($redirect_file)."\r\n<br>";
}
/*************End Build of Feedback on Options *******/
/* Write phpcron_psinfo_file containing process info. This serves to communicate info to
PHPCron Admin and tells it whether this script is running.*/
$path_errors=isPathBad($phpcron_psinfo_file, true);
if ($path_errors["directory"] or $path_errors["file"]["write"]) {
$output="Error: Cannot write to $phpcron_psinfo_file. The following errors were encountered.:<br>\r\n";
while ( list($file_or_dir, $error_messages) = each($path_errors)) {
while (list($each_message) = each($error_messages)) {
$output.= $path_errors[$file_or_dir][$each_message]."<br>\r\n";
}
}
stopPhpcron("\r\nERROR: PHPCRON must be able to create $phpcron_psinfo_file, please fix the problem, and try again.<br><br>\r\n\r\n");
function editTabByForm($phpcrontab_filename){
global $PHP_SELF;
global $new_tabfilename;
global $edit_table_title;
global $edit_table_title_no_border;
global $edit_tab_by_form;
global $tab_save_error;
global $new_tab_contents;
global $old_tabfilename;
global $create_tab;
global $secure;
/*NOTE: Allow create file: if there is no phpcrontab file or no parameters then
substitute another array for $line and save new file. */
if ($tab_save_error) {
$new_tabfilename=""; //initialize
$phpcrontab_filename=$old_tabfilename;
/* Don't read from file - just use attempted saved contents if save failure */
$phpcronconf_array=explode("\n",stripslashes($new_tab_contents));
} elseif(!$path_errors=isPathBad($phpcrontab_filename,true,true)) {
/* Read conf file into an array, with each line being an element in the array */
$phpcronconf_array=file($phpcrontab_filename);
} else {
if (is_readable($phpcrontab_filename)) {
$phpcronconf_array=file($phpcrontab_filename);
}
//If there are path errors, report them
while ( list($file_or_dir, $error_string) = each($path_errors)) {
while (list($each_message) = each($error_string)) {
$error_messages.=$path_errors[$file_or_dir][$each_message];
}
}
$error_messages="<h3>Cannot Edit $phpcrontab_filename because of file errors:</h3>".$error_messages;
}
//Tests for existence of phpcrontab file - if does not exist, creates one
if(!file_exists($phpcrontab_filename) or $create_tab) {
if (!$create_tab) {
$error_messages.="Creating new phpcrontab file - No existing file found for $phpcrontab_filename<br>";
} else {
$error_messages.="Creating new phpcrontab file<br>";
}
$create_tab=true;
$create_tab_contents=
"# comments: lines must begin with a #
# Phpcrontab.conf
#The phpcontab.conf file contains a schedule of scripts/programs to
# run in the traditional crontab format:
# minute (0-59) hour (0-23) day of month (1-31) month(1-12) day of week(0-6) command
# Wild Cards are allowed. Each parameter is separated by one space.
# Example:
#
# 59 3 * * 5 php sample_script.php # every Friday at 3:59 a.m.
#Ranges and multiple values will also work:
# 0 0 1-15 * * perl sample_script.pl #executes on 1st through 15th of month
# 0 0 1-3,15 * * perl sample_script.pl # executes on 1st-3rd and 15th of month
#
# MINUTES HOUR MONTHDAY MONTH WEEKDAYNUM
";
$phpcronconf_array=explode("\n",$create_tab_contents);
}
$crontab_stripped=formatPath($phpcrontab_filename);
$output.="
<!--**********Begin JavaScript*******************-->
<SCRIPT LANGUAGE=\"JavaScript\" type=\"text/javascript\">
<!--
function isNumberBetween(string,low,high) {
for (i = 0; i < string.length; i++)
{
// Check that each character is number.
var c = string.charAt(i);
if (!((c >= \"0\") && (c <= \"9\"))) return false;
}
var number = parseInt (string); //converts string to integer
return ((number >= low) && (number <= high));
}
function trim(str)
{
var i = 0,j = str.length - 1;
while(str.charAt(i) == ' ') i++;
while(str.charAt(j) == ' ') j--;
j++;
return str.substring(i,j);
}
function validateField (field_string, textvalue, individual_parameter, theField, max_low, max_high) {
var warning_message=\"\";
if(!textvalue.match(/^(([0-9]{1,2}|[0-9]{1,2}-[0-9]{1,2}),?)+$/))
return warn(theField, textvalue + \" in the \" + field_string + \" field is in an incorrect format.\");
for (i_array in individual_parameter)
{
/*warning_message=warning_message+\"i_array: \" + i_array + \"Being Evaluated:\" + individual_parameter[i_array] + \"\\r\\n\";
*/
/* Check for Range */
if(individual_parameter[i_array].match(/^[0-9]*-[0-9]*,?$/)) {
var range=new Array();
range=individual_parameter[i_array].match(/[0-9]*-?/g) /* explode by hyphen*/
/*Just deletes , or - at end of string if it exists */
range[0]=range[0].replace(/[,-]/g,\"\");
range[1]=range[1].replace(/[,-]/g,\"\");
/*warning_message=warning_message+ \"Low Value: \" + range[0] + \" High Value is: \" + range[1] + \"\\r\\n \";;
*/
/*Make Sure High > Low */
if (parseInt(range[0])>=parseInt(range[1])) {
warning_message=warning_message + \"Low value of range \" + individual_parameter[i_array] + \" in \" + field_string + \" field is greater than or equal to high value.\\r\\n\";
}
for (i_range in range)
{
/*check each range to see if between correct values */
if (isNumberBetween(range[i_range],max_low,max_high)!=true)
{
if(range[i_range]==\"\") {
continue; //continue inner loop
}
warning_message=warning_message + range[i_range] + \" is in the \" + field_string + \" field which requires a number between \" + max_low + \" and \" + max_high +\".\\r\\n\";
}
}
continue; //continue outer loop
}
/*warning_message=warning_message+ \"Second Being Evaluated:\" + individual_parameter[i_array] + \"\\r\\n\";
*/
/*Just deletes , or - at end of string if it exists */
individual_parameter[i_array]=individual_parameter[i_array].replace(/[,-]/g,\"\");
if (isNumberBetween(individual_parameter[i_array],max_low,max_high)!=true)
{
if(individual_parameter[i_array]==\"\") return true;
warning_message=warning_message + individual_parameter[i_array] + \" is in the \" + field_string + \" field which requires a number between \" + max_low + \" and \" + max_high +\".\\r\\n\";
}
i_array++;
}
if(warning_message !=\"\") {
warning_message=\"Error(s):\\r\\n\" + warning_message;
return warn(theField,warning_message);
} else {
return true;
}
}
function checkParameter(theField, parameter_type) {
/*Textvalue is string hold all of values in field */
textvalue=trim(theField.value);
var i_array=0;
if (textvalue == \"*\") return true;
var individual_parameter=new Array();
/*Fill Array Individual Parameter with Values Separated by , or hyphens*/
individual_parameter=textvalue.match(/[0-9]+(-[0-9]+)?,?/g) /* took out hypen*/
switch (parameter_type) {
case 0:
return validateField (\"Minutes\", textvalue, individual_parameter, theField, 0, 59);
case 1:
return validateField (\"Hour\", textvalue, individual_parameter, theField, 0, 23);
case 2:
return validateField (\"Day of Month\", textvalue, individual_parameter, theField, 0, 31);
case 3:
return validateField (\"Month\", textvalue, individual_parameter, theField, 1, 12);
case 4:
return validateField (\"Week Day\", textvalue, individual_parameter, theField, 0, 6);
default:
return warn(theField, \"Error in Code: Parameter Type is Invalid - Can't validate entry\");
}
}
function warn (theField, s){
alert(s);
return false;
}
function NoEmpty(theField, s) {
if(theField.value==\"\")
alert(\"The \" + s + \" field requires an entry\");
}
-->
</SCRIPT>
<!--**********End *******************-->
<form action=\"$PHP_SELF?admin_subpage=Save_Edtab\" STYLE=\"margin-bottom: 0\" method=\"post\">
<!--*************** Begin Schedule Programs Table (edit phpcrontab info ) *********-->
<table align=\"center\" width=\"600px\" style=$edit_tab_by_form border=\"0\" cellspacing=\"0\" cellpadding=\"2\" summary=\"PHPCRONTAB Edit Form\">
<tr >
<td colspan=\"7\" align=\"center\" style=$edit_table_title>
<h2>Schedule Programs</h2>";
if ($create_tab) {
$output.= "
<h4>New PHPCRONTAB File</h4>";
} else {
$output.=
"<h4>(edit ".chunk_split($crontab_stripped, 20, " ").")</h4>";
}
$output.="
</td>
</tr>
";
$line_number=0;
/* Loop through the array containing the lines of the phpcrontab.conf file */
while ($line=$phpcronconf_array[$line_number]) {
$line=trim($line); //trim extra spaces
/* Get lines which contain mixed parameters and comments */
preg_match("/#.*$/",$line, $side_line_comments);
/* Gets rid of # as first character of each line -
add this back later when save file. User does not have to enter */
$side_line_comments[0]=preg_replace("/^#/m", "", trim($side_line_comments[0]));
preg_match("/^#.*$/",$line, $full_line_comments);
/* Get rid of # as first character of each line - add this back later when save file.
User does not have to enter. Also move lines over preserve vertical whitespace. */
$full_line_comments[0]=trim(preg_replace("/^#(.)/m", "\\1", trim($full_line_comments[0])));
// preserve vertial whitespace
$full_line_comments[0]=preg_replace("/^#/m", " ", $full_line_comments[0]);
if($full_line_comments[0]) {
$top_line_comments.=$full_line_comments[0]."\r\n";
$number_of_top_comments++;
}
if($param_headings_printed and $full_line_comments[0]) {
$bottom_line_comments.=$full_line_comments[0]."\r\n";
$number_of_bottom_comments++;
}
/* Delete commented out sections and lines */
$line=preg_replace("/#.*$/","",$line);
/* If line is a blank line then ignore line, otherwise
process commands */
if(!preg_match ("/^\s*$/", $line)) {
/*Print out Top Comments into a Text Area if haven't printed*/
if (!$param_headings_printed) {
$output.=tabTopComments($top_line_comments, $number_of_top_comments);
$param_headings_printed=true; //print headings only once
}
/* Parse line into a 6 element array (0-5),
5 time parameters (minute, hour, day of month, month, day of week)
+ command string */
$line = explode(" ", $line,6);
$command_text=array_pop($line); // pop off the command text
$command_text=trim ($command_text); //trim extra spaces
/* Cycle through first five parameters horizontally and put in
text boxes */
$parameter_no=0;
while ($parameter_no<5){
$box_size=4;
$output.= "
<td align=\"center\" >
<input class=\"color\" name=\"ct_param[$line_number][$parameter_no]\" type=\"text\" size=\"$box_size\" value=\"$line[$parameter_no]\" onChange=\"checkParameter(this, $parameter_no)\" >
</td>";
$parameter_no++;
}
/* Add Commands and Side Line Comment Boxes */
$output.="
<td align=\"center\">
<input class=\"color\" type=\"text\" name=\"commands[$line_number]\" value=\"$command_text\" onChange=\"NoEmpty(this, 'Commands')\">
</td>
<td align=\"center\">
<input class=\"color\" type=\"text\" name=\"side_line_comments[$line_number]\" value=\"$side_line_comments[0]\">
</td>
</tr>";
} // end of check for blank line
$line_number++;
} //end of parse loop
if (!$param_headings_printed) {
/* If no commands in file, print out Top Comments into a Text Area as would not have
previously printed */
$output.=tabTopComments($top_line_comments, $number_of_top_comments);
$param_headings_printed=true; //print headings only once
}
/* Add 5 additional lines for new commands. Can do 5 at a time. */
$max_lines=$line_number+5; //defines line number of last additional command input
$output.="
<tr>
<td align=\"center\" style=$edit_table_title colspan=\"7\">
Add Commands (up to 5 at a time):
</td>
</tr>
<tr>
";
while($line_number<$max_lines) {
$parameter_no=0;
while ($parameter_no<5){
$box_size=4;
$output.= "
<td align=\"center\" >
<input class=\"color\" name=\"ct_param[$line_number][$parameter_no]\" type=\"text\" size=\"$box_size\" value=\"$line[$parameter_no]\" onChange=\"checkParameter(this, $parameter_no)\" >
</td>
";
$parameter_no++;
}
$output.="
<td align=\"center\">
<input class=\"color\" type=\"text\" name=\"commands[$line_number]\" onChange=\"NoEmpty(this, 'Commands')\">
</td>
<td align=\"center\">
<input class=\"color\" type=\"text\" name=\"side_line_comments[$line_number]\">
</td>
</tr>
<tr>
";
$line_number++;
}
/* Bottom Comments */
$output.="
<td align=\"center\" colspan=\"7\" style=$edit_table_title>Bottom Comments:</td></tr>
<tr>
<td colspan=\"7\" align=\"center\">
<textarea name=\"bottom_line_comments\" cols=\"80\" rows=\"$number_of_bottom_comments\">$bottom_line_comments
</textarea>
</td>
</tr>
<!--*************** End Schedule Programs Section of Table (edit phpcrontab info ) *********-->
<tr>
<td style=$edit_table_title_no_border colspan=7>
<!--******* FORM SUBMITS*********-->
";
if ($create_tab) {
if (!$secure) {
$output.="
File: <em>New PHPCRONTAB File </em><br>
<input type=\"submit\" value=\"Save As:\">
<input class=\"color\" type=\"text\" name=\"new_tabfilename\">" ;
}
$output.="
<br>
Check to Save Over Existing File:
<input type=\"checkbox\" name=\"overwrite\" value=\"true\" class=\"title\">
<input type=\"hidden\" name=\"max_line_number\" value=\"$line_number\">
<input type=\"hidden\" name=\"current_tabfilename\" value=\"$phpcrontab_filename\">
</form>
</td>
</tr>
<tr>
<td style=$edit_table_title_no_border colspan=7>
";
} else {
$output.="
<HR>
<input type=\"submit\" value=\"Save\">";
if (!$secure) {
$output.= "
<input type=\"submit\" value=\"Save As:\">
<input class=\"color\" type=\"text\" name=\"new_tabfilename\">";
}
$output.="
<br>
Check to Save Over Existing File:
<input type=\"checkbox\" name=\"overwrite\" value=\"true\" class=\"title\">
<input type=\"hidden\" value=\"$line_number\" name=\"max_line_number\">
<input type=\"hidden\" name=\"current_tabfilename\" value=\"$phpcrontab_filename\">
</form>
</td>
</tr>
<tr>
<td border=0 style=$edit_table_title_no_border colspan=7>
";
/* This allows another file to be opened - commenting this out because I changed my mind.
Think its better for a crontab file to be opened by changing user configuration file.
But if you want to use this feature it is implemented, just uncomment.
<form action=\"$PHP_SELF\" method=\"post\">
<input type=\"submit\" value=\"Open:\">
<input class=\"color\" type=\"text\" name=\"new_tabfilename\">
<input type=\"hidden\" value=\"Edit_Tab_By_Form\" name=\"admin_subpage\">
</form>
*/
$output.="
<form action=\"$PHP_SELF\" method=\"post\">
<input type=\"submit\" value=\"Create New PHPCRONTAB File\">
<input type=\"hidden\" value=\"Edit_Tab_By_Form\" name=\"admin_subpage\">
<input type=\"hidden\" value=\"true\" name=\"create_tab\">
</form>
</td>
</tr>
<tr>
<td border=0 style=$edit_table_title_no_border colspan=7>
";
}
$output.="
<HR>
File: <em>$crontab_stripped</em>
</td>
</tr>
</table>
<br>
<!--*******END FORM SUBMITS *********-->";
if ($new_tabfilename) {
if($path_errors=isPathBad($new_tabfilename, true)) {
while ( list($file_or_dir, $error_messages) = each($path_errors)) {
while (list($each_message) = each($error_messages)) {
$error_messages.=$path_errors[$file_or_dir][$each_message];
}
}
}
else {
$phpcrontab_filename=$new_tabfilename;
}
}
if($error_messages) {echoErrorMessages($error_messages);};
echo $output;
} //end of function