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  • PHP: Formatting multi-dimensional array as HTML?

    - by Industrial
    Hi everybody, I have tried to get my head around building a recursive function to handle formatting of a unknown depth multi-dimensional array to HTML and nested Divs. I thought that it should be a piece of cake, but no. Here's what I have come up with this far: function formatHtml($array) { $var = '<div>'; foreach ($array as $k => $v) { if (is_array($v['children']) && !empty($v['children'])) { formatHtml($v['children']); } else { $var .= $v['cid']; } } $var.= '</div>'; return $var; } And here's my array: Array ( [1] => Array ( [cid] => 1 [_parent] => [id] => 1 [name] => 'Root category' [children] => Array ( [2] => Array ( [cid] => 2 [_parent] => 1 [id] => 3 [name] => 'Child category' [children] => Array () ) ) ) ) Thanks a lot!

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  • PHP concatenate variable

    - by Jerry
    Hi guys. Might be an easy question for you guys. can't find it on google. I am trying to concatenate two variables name; $i=0; for ($i=0;$i<5;$i++){ if($array[$i]>0){ $test.$i=//do something }else{ $test.$i=//do something } } //echo $test0 gives me nothing. //echo $test1 gives me nothing. I know I can't use $test.$i but don't know how to do this.Any helps? Thanks!

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  • Problem getting real IP in php

    - by leda
    I am using this to get real IP but i take empty from $_SERVER['HTTP_CLIENT_IP'],i take not empty only from $_SERVER['REMOTE_ADDR'].But i dont need the IP of proxy,i need the real ip of computers using some intranet.Can i get it?when $_SERVER['HTTP_CLIENT_IP'] does not return empty? function getRealIpAddr() { if (!empty($_SERVER['HTTP_CLIENT_IP'])) //check ip from share internet { $ip=$_SERVER['HTTP_CLIENT_IP']; } elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) //to check ip is pass from proxy { $ip=$_SERVER['HTTP_X_FORWARDED_FOR']; } else { $ip=$_SERVER['REMOTE_ADDR']; } return $ip; }

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  • Handling large (object) datasets with PHP

    - by Aron Rotteveel
    I am currently working on a project that extensively relies on the EAV model. Both entities as their attributes are individually represented by a model, sometimes extending other models (or at least, base models). This has worked quite well so far since most areas of the application only rely on filtered sets of entities, and not the entire dataset. Now, however, I need to parse the entire dataset (IE: all entities and all their attributes) in order to provide a sorting/filtering algorithm based on the attributes. The application currently consists of aproximately 2200 entities, each with aproximately 100 attributes. Every entity is represented by a single model (for example Client_Model_Entity) and has a protected property called $_attributes, which is an array of Attribute objects. Each entity object is about 500KB, which results in an incredible load on the server. With 2000 entities, this means a single task would take 1GB of RAM (and a lot of CPU time) in order to work, which is unacceptable. Are there any patterns or common approaches to iterating over such large datasets? Paging is not really an option, since everything has to be taken into account in order to provide the sorting algorithm.

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  • PHP ORM's, multiple tables and efficiency

    - by sunwukung
    Let's say I have a data mapper function that aggregates multiple tables and generates an object instance from that data. The mapper has a typical save() method which delegates to update/insert. When the mapper executes save - ideally it isolates object fields that have been modified, thus preventing the code from blanket bombing the database. How would you go about this?

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  • how to hack this php class for parse ZIP file in random or specific order

    - by Jesse
    My English is poor so I will make it short. Right now, I have imzip.zip which has three txt files: a.txt b.txt c.txt When I try to load imzip.zip using: http://pastebin.com/m1d974990 It loads the files alphabetically. In this case: a.txt b.txt c.txt However, I would like to be able to have the class load on different variables such as by size, date or simply random. The problem is I have no idea how I would go about modifying the class to fit my needs. I would really appreciate your help! :D

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  • PHP OOP: Unique method per argument type?

    - by sunwukung
    I'm writing a little homebrew ORM (academic interest). I'm trying to adhere to the TDD concept as a training exercise, and as part of that exercise I'm writing documentation for the API as I develop the class. Case in point - I'm working on a classic "getCollection" type mapper class. I want it to be able to retrieve collections of asset X (let's say blog posts) for a specific user, and also collections based on an arbitrary array of numeric values. So - you might have a method like any one of these $User = $UserMapper->load(1); $ArticleCollection = $ArticleMapper->getCollection(range(10,20)); $ArticleCollection = $ArticleMapper->getCollection($User); $ArticleCollection = $ArticleMapper->getCollection($User->getId()); So, in writing the documentation for the getCollection method - I want to declare the @param variable in the Docblock. Is it better to have a unique method for each argument type, or is it acceptable to have a method that delegates to the correct internal method/class based on argument type?

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  • Wordpress Admin Section users.php

    - by Qbessi
    Hello, I'm hoping somebody knows the answer :). Within wordpress in the users section I would like to add a new row which will data pulled in from the Register Plus plugin. Where would I need to create a new row? My Example: Username Name E-mail Role **Website** Posts Admin Admin [email protected] Administrator google.com 2 Thanks.

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  • Optimizing memory usage and changing file contents with PHP

    - by errata
    In a function like this function download($file_source, $file_target) { $rh = fopen($file_source, 'rb'); $wh = fopen($file_target, 'wb'); if (!$rh || !$wh) { return false; } while (!feof($rh)) { if (fwrite($wh, fread($rh, 1024)) === FALSE) { return false; } } fclose($rh); fclose($wh); return true; } what is the best way to rewrite last few bytes of a file with my custom string? Thanks!

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  • PHP strip_tags only at the end of the string

    - by Solomon Closson
    Ok, well, I just want to use strip_tags function on the very end of a string to get rid of any <br /> tags. Here's what I have now, but this is no good because it strips these tags from everywhere in the string, which is not what I want. I only need them stripped out if it's at the end of the string... $string = strip_tags($string, strtr($string, array('<br />' => '&#10;'))); How can I do this same thing, except only at the very end of a string?? Thanks guys!!

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  • Convert php to java/android arrays

    - by lacas
    $tagArray = array( "apples" => 12, "oranges" => 38, "pears" => 10, "mangos" => 24, "grapes" => 18, "bananas" => 56, "watermelons" => 80, "lemons" => 12, "limes" => 12, "pineapples" => 15, "strawberries" => 20, "coconuts" => 43, "cherries" => 20, "raspberries" => 8, "peaches" => 25 ); and how i can do this in java, and how to calling for the first and second params?

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  • The configuration in win 7 for Apache 2.2 + php 5.2

    - by user312079
    Every time I start apache , it always fails. The problem is in loadmodulephp5... The error log:[warn] pid file C:/windows/Apache2/logs/httpd.pid overwritten — Unclean shutdown of previous Apache run? I tried to delete this file and then start apache.But this file had been created again. Any solution?

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  • PHP difference between notice and warning

    - by Stegeman
    When writing code errors, warnings and notices can occur. I know the idea behind errors. I suppose a warning is there to inform you about something that can cause an error, but isn't a notice exaclty the same? I suppose a notice is not a message of something doing right ;). It's just a bit confusing to me. Can anybody tell the difference between those two and the way these messages should be treated.

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  • Another php array looping question

    - by Dan
    Been battling with this one for what seems, like forever. I have an array: $url_array It contains this info: Array ( [ppp] => Array ( [0] => stdClass Object ( [id] => 46660 [entity_id] => 0 [redirect_url] => http://www.google.com [type] => Image ) [1] => stdClass Object ( [id] => 52662 [entity_id] => 0 [pixel_redirect_url] => http://www.yahoo.com [type] => Image ) [2] => stdClass Object ( [id] => 53877 [entity_id] => 0 [redirect_url] => http://www.msn.com [pixel_type] => Image ) ) [total_count] => 3 ) I need to loop through it, and do things to each variable. I can get this to work: foreach ($piggies_array as $key => $value) { $id = $value[0]->id; $redirect_url = $value[0]->redirect_url; } Not unsurprisingly, it's only echoing the first value of those variables, but no matter what I try I cannot get it to loop through: $value->redirect_url; $value=>redirect_url; I would appreciate any help.

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  • php - efficent way to get and remove first line in file

    - by Marco Demaio
    Hello, I have a script that each time is called gets the 1st line of a file. Each line is known to be exactly of the same length (32 alphanumerci chars) and terminates with a "\r\n". After getting the 1st line, the script removes it. Now I do in this way: $contents = file_get_contents($file)); $first_line = substr($contents, 0, 32); file_put_contents($file, substr($contents, 32 + 2)); //+2 because we remove also the \r\n Obvioulsy it works, but I was wondering if there could be a smarter (or more efficent) way to do this??? In my simple solution I basically read and rewrite all the file just to take and remove the 1st line. Thanks!

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  • Associating multiple MySQL queries w/ PHP?

    - by anon
    I am trying to create a simple inventory request system. A user can enter multiple SKU's that will query the inventory database. My problem is I am trying to do is associate these multiple queries into a type of list. This list can later be retrieved and contains all queries that were submitted simultaneously. When the list is filled it can then be deleted. Is this possible? I am just looking to be pointed in the right direction. Thanks

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  • Newbie - eclipse workflow (PHP development)

    - by engil
    Hi all - this is a bit of a newbie question but hoping I can get some guidance. I've been playing around with Eclipse for a couple months yet I'm still not completely comfortable with my setup and it seems like every time I install it to a new system I end up with different results. What I'm hoping to achieve is (I think) fairly standard. In my environment I'd like SVN (currently using Subclipse), FTP support (currently using Aptana plugin), debugging (going to use XDebug) and all the usual bells and whistles of development (code completion, refactoring, etc.) My biggest current issue is how to set up my environment to support both a 'development' and 'production' server. Optimally I would be able to work directly against the dev server (Eclipse on my Vista desktop against the VM Ubuntu dev server) and then push to production server (shared hosting). I'd prefer to work directly against the dev server (with no local project files, just using the Connections provided by Aptana) but I'm guessing this won't allow for code-completoin or all the other bells and whistles provided for development. Any thoughts? Kind of an open ended question, but maybe this could be an opportunity for some of you with a great deal of experience using Eclipse to describe your setups so people like me can get some insight into good ways to get set up.

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  • How can I speed up a 1800-line PHP include? It's slowing my pageload down to 10sec/view

    - by somerandomguy
    I designed my code to put all important functions in a single PHP file that's now 1800 lines long. I call it in other PHP files--AJAX processors, for example--with a simple "require_once("codeBank.php")". I'm discovering that it takes about 10 seconds to load up all those functions, even though I have nothing more than a few global arrays and a bunch of other functions involved. The main AJAX processor code, for example, is taking 8 seconds just to do a simple syntax verification (whose operational function is stored in codeBank.php). When I comment out the require_once, my AJAX response time speeds up from 10sec to 40ms, so it's pretty clear that PHP's trying to do something with those 1800 lines of functions. That's even with APC installed, which is surprising. What should I do to get my code speed back to the sub-100ms level? Am I failing to get the cache's benefit somehow? Do I need to cut that single function bank file into different pieces? Are there other subtle things that I could be doing to screw up my response time? Or barring all that, what are some tools to dig further into which PHP operations are hitting speed bumps?

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