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  • Running an HTTP request with POST parameters
  • Performing a search on the different search engines
  • Calling an HTTP request
  • Calling an HTTP request
HTTPRequest (Example)
Running an HTTP request with POST parameters
WINDEVWEBDEV - Server codeReports and QueriesPHPAjaxUser code (UMC)
The following code os used to run an HTTP request by passing parameters in POST.
sRequestUrl is string
sRequestUrl "http://faq.pcsoft.fr/webdev22/faqsearch.awp"

// Post parameters
sPostParameter is string
sPostParameter = StringBuild("search=%1&product=%2", ...
"wdlog", "WINDEV")

// Request
IF HTTPRequest(sRequestUrl, "", "", sPostParameter) = True THEN
Info("Request OK, result: ", ...
HTMLToText(HTTPGetResult(httpResult)))
ELSE
Error(ErrorInfo())
END
Performing a search on the different search engines
WINDEVWEBDEV - Server codeReports and QueriesWindows MobilePHPAjaxUser code (UMC)
The following code is used to perform a search on the different Internet search engines.
// URL that must be queried
sURL is string

// Parameters to pass (in "get")
sParameters is string

// Result of request
sResult is string

// Value that must be found by the engine
sSearchValue is string

// Name of the "agent": "Mozilla/4.0...." to simulate IE
sAgentName is string = "Mozilla/4.0 (compatible; MSIE 6.0; Win32)"
sSearchValue = "PCSOFT WINDEV WEBDEV"
// Replace the space characters by +
sSearchValue = Replace(sSearchValue, " ", "+")
// OR replace the space characters by %20
// GOOGLE case:
// sURL = "http://www.google.com/search"
// sParameters=StringBuild("q=%1&start=0", sSearchValue)
// DIR case
// sURL = "http://www.dir.com/cgi/search"
// sParameters = StringBuild("qry=%1&submit=New+search", ...
// sSearchValue) + CR
// NOMADE case
// sURL = "http://search.nomade.tiscali.fr/search.asp"
// sParameters=StringBuild("MT=%1t&s=%1&opt=0", sSearchValue)
// YAHOO case
// sURL = "http://fr.search.yahoo.com/search/fr"
// sParameters=StringBuild("p=%1&n=10", sSearchValue)+CR
// Retrieve the result page further to an HTTP request
// with the parameters in command line
IF HTTPRequest(sURL+"?" + sParameters, sAgentName) = False THEN
Error(ErrorInfo())
ELSE
// To view the result in an HTML control
sResult = HTTPGetResult(httpResult)
TEXTCTRL = sResult
HTMLCTRL = sResult
// Don't assign the URL to the HTML control,
// but the HTML code only.
// Therefore, the "current" directory is not the site directory
// The images and the scripts will not be found
END
Calling an HTTP request
WINDEVWEBDEV - Server codeReports and QueriesPHPAjaxUser code (UMC)
The following code is used to retrieve an image from "www.windev.com". This image will be saved in the "C:\MyImages\Images.GIF" file.
// Define the variables
ResCall is boolean
FileID is int

// Open the "C:\MyImages\Images.GIF" file
FileID = fOpen("C:\MyImages\Images.GIF", foCreate)
IF FileID <> -1 THEN
// Retrieve the image
ResCall = HTTPRequest("http://www.windev.com/img/decor/block-t-l.gif")
IF ResCall = True THEN
// Save the image in the file
fWrite(FileID, HTTPGetResult(), ...
Length(HTTPGetResult())
END
// Close the file
fClose(FileID)
END
Calling an HTTP request
Windows Mobile
The following code is used to retrieve an image from "www.windev.com". This image will be saved in the "\MyImages\Images.GIF" file.
// Define the variables
ResCall is boolean
FileID is int

// Open the "\MyImages\Images.GIF" file
FileID = fOpen("\MyImages\Images.GIF", foCreate)
IF FileID <> -1 THEN
// Retrieve the image
ResCall = HTTPRequest("http://www.windev.com/img/decor/block-t-l.gif")
IF ResCall = True THEN
// Save the image in the file
fWrite(FileID, HTTPGetResult(), ...
Length(HTTPGetResult()))
END
// Close the file
fClose(FileID)
END
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  • Version 9
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