Re: [Cppcms-users] how to parsing complex variables and its values in URL
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Re: [Cppcms-users] how to parsing complex variables and its values in URL
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From: sergey l. <ccp...@gm...> - 2014-06-20 13:28:22
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Dear Stanimir! Thank you for your help! It is not 100% solution for my problem, but it will simplify my life. Also I will create feature request in sf project. Maybe Artyom could add requested functionality. On Fri, Jun 20, 2014 at 1:01 PM, Stanimir Mladenov < sta...@zo...> wrote: > On Fri, Jun 20, 2014 at 10:22 AM, sergey lavrov <ccp...@gm...> > wrote: > >> Dear Stanimir! Dear All! >> >> function request().get() doesn't return >> std::multimap<std::string,std::string>. >> > > There is two "get" member funtions. > One with string param that is handy to get the parameter by name directly. > The other is get() without params. Look at the link to the documentation. > http://cppcms.com/cppcms_ref/latest/classcppcms_1_1http_1_1request.html#a36d72816584f61d3c5b7e510d61a5f58 > > The former returns form_type which is > typedef std::multimap<std::string,std::string> > cppcms::http::request::form_type > <http://cppcms.com/cppcms_ref/latest/classcppcms_1_1http_1_1request.html#af80022c2dddaf68330eb7f3f23ec84fc> > > >> probably you meant about request::getenv() function, that return >> std::map<std::string,std::string>, but this function returns all CGI >> variables. >> >> http://cppcms.com/cppcms_ref/latest/classcppcms_1_1http_1_1request.html#a92bc86f75e4e1f9480967ce3fd1e4f65 >> >> when using request::getenv() function all variables of requested URL and >> it's values are all in one QUERY_STRING key. >> so parsing QUERY_STRING with such complex associative array notations is >> not trivial task. >> for example for one of the request QUERY_STRING looks like, and its >> nightmare to parse variable unknown length and unknown of numbers of >> variables string: >> >> >> draw=1&columns[0][data]=0&columns[0][name]=&columns[0][searchable]=false&columns[0][orderable]=false&columns[0][search][value]=&columns[0][search][regex]=false&columns[1][data]=1&columns[1][name]=&columns[1][searchable]=true&columns[1][orderable]=true&columns[1][search][value]=&columns[1][search][regex]=false&columns[2][data]=2&columns[2][name]=&columns[2][searchable]=true&columns[2][orderable]=true&columns[2][search][value]=&columns[2][search][regex]=false&columns[3][data]=3&columns[3][name]=&columns[3][searchable]=true&columns[3][orderable]=true&columns[3][search][value]=&columns[3][search][regex]=false&columns[4][data]=4&columns[4][name]=&columns[4][searchable]=true&columns[4][orderable]=true&columns[4][search][value]=&columns[4][search][regex]=false&order[0][column]=1&order[0][dir]=asc&start=0&length=10&search[value]=&search[regex]=false&_=1403203600182 >> >> So I still looking for solution. Or should I create feature request? >> >> Thanks in advance! >> >> >> On Fri, Jun 20, 2014 at 9:13 AM, Stanimir Mladenov < >> sta...@zo...> wrote: >> >>> You have request().get() -> >>> http://cppcms.com/cppcms_ref/latest/classcppcms_1_1http_1_1request.html#a36d72816584f61d3c5b7e510d61a5f58 >>> >>> which returns std::multimap<std::string,std::string> >>> >>> The first is your parameter name and the second its value. >>> Note that a parameter could be any type serialized as string. Like an >>> ISO Date (2014-05-24). >>> It is you responsibility to parse those values and convert them to your >>> appropriate c++ representation, since CppCms can't know every type you need. >>> >>> Stanimir >>> >>> >>> On Thu, Jun 19, 2014 at 10:12 PM, sergey lavrov < >>> ccp...@gm...> wrote: >>> >>>> Dear All! >>>> >>>> I need to parsing complex variables and its values in URL which have >>>> the form like: >>>> variable[index1][index2]...[indexN]=X, where index1-N,X could be >>>> integer, string, boolean. >>>> For example, such notation have new version of jquery DataTables 1.10.0. >>>> http://datatables.net/manual/server-side >>>> Also such associative array notations using in variables in forms. >>>> >>>> What is the best way to parse such complex variables and its values? >>>> >>>> The best option for me is packing variables and it's values from URL to >>>> c++ structures as is done in php and other languages. >>>> Unfortunately cppcms::http::request or other classes haven't such >>>> functionality. >>>> >>>> Thanks in advance! >>>> >>>> >>>> ------------------------------------------------------------------------------ >>>> HPCC Systems Open Source Big Data Platform from LexisNexis Risk >>>> Solutions >>>> Find What Matters Most in Your Big Data with HPCC Systems >>>> Open Source. Fast. Scalable. Simple. Ideal for Dirty Data. >>>> Leverages Graph Analysis for Fast Processing & Easy Data Exploration >>>> http://p.sf.net/sfu/hpccsystems >>>> _______________________________________________ >>>> Cppcms-users mailing list >>>> Cpp...@li... >>>> https://lists.sourceforge.net/lists/listinfo/cppcms-users >>>> >>>> >>> >>> >>> ------------------------------------------------------------------------------ >>> HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions >>> Find What Matters Most in Your Big Data with HPCC Systems >>> Open Source. Fast. Scalable. Simple. Ideal for Dirty Data. >>> Leverages Graph Analysis for Fast Processing & Easy Data Exploration >>> http://p.sf.net/sfu/hpccsystems >>> _______________________________________________ >>> Cppcms-users mailing list >>> Cpp...@li... >>> https://lists.sourceforge.net/lists/listinfo/cppcms-users >>> >>> >> >> >> ------------------------------------------------------------------------------ >> HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions >> Find What Matters Most in Your Big Data with HPCC Systems >> Open Source. Fast. Scalable. Simple. Ideal for Dirty Data. >> Leverages Graph Analysis for Fast Processing & Easy Data Exploration >> http://p.sf.net/sfu/hpccsystems >> _______________________________________________ >> Cppcms-users mailing list >> Cpp...@li... >> https://lists.sourceforge.net/lists/listinfo/cppcms-users >> >> > > > ------------------------------------------------------------------------------ > HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions > Find What Matters Most in Your Big Data with HPCC Systems > Open Source. Fast. Scalable. Simple. Ideal for Dirty Data. > Leverages Graph Analysis for Fast Processing & Easy Data Exploration > http://p.sf.net/sfu/hpccsystems > _______________________________________________ > Cppcms-users mailing list > Cpp...@li... > https://lists.sourceforge.net/lists/listinfo/cppcms-users > > |
