Ian schreef: > On 22 Oct 2008 at 6:34, Ron Piggott wrote: > >> I am tweaking a blog application I have programmed. I am trying to >> display a Google ad half through the blog entry, at the first available >> <br />. >> >> The code I use so far is: >> >> $half_way = strlen( nl2br(stripslashes($entry))) /2 ; >> $ad_position = strpos ( nl2br(stripslashes($entry)) , "<br />" , >> $half_way ); >> echo substr( nl2br(stripslashes($entry)) , 0, $ad_position); >> >> Is there a way to modify my strpos syntax to check and see if the >> nearest <br /> is before the half way mark? >> >> What is tending to happen is the ad is being placed 5/7ths of the way >> through the blog entry because of the length of the paragraph the half >> way character falls in. Visually it doesn't look balanced. I would >> prefer the ad display 4/7th of the way through the blog entry in those >> situations. >> >> Thanks for helping me. > > Hi, > > Disclaimer: Without seeing the actual blog entry this is all guess work! > > Your code above seems to find the half way point in the raw text. This is all very well if > you do not have paragraphs or other formatting code that can move text around once > displayed. > > To overcome this you will have to try and detect the number of paragraphs (or formatting > code) before the half way point and after it and try and move the Google Ad entry to > accommodate this. > > This will involve trial and error to determine an algorithm that best matches your blog > entries. > > Or you could go down the easy route and add some sort of marker (database entry or a > tag of some sort) to each blog which indicates were the Google ads should go. yeah, hack the WYSWYG editor to add an extra button that inserts a marker (e.g. specific HTML comment) which you can replace ... WordPress has a tinyMCE hack that does something like this although in that case it's used to insert markers that allow the content to be split into multiple pages. > Personally I prefer the later options as its probably easier ;) personally I prefer the solution where there is no ad shown at all. > Regards > > Ian -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
