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Some memory changes in forms.

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This commit is contained in:
ADAM David Alan Martin
2025-05-31 08:36:48 -04:00
parent bfa41d20ac
commit 9ddc88d151
1 changed files with 45 additions and 57 deletions
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102
src/form.cc
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@ -32,6 +32,8 @@
#include <string>
#include <optional>
#include <boost/lexical_cast.hpp>
#include <Alepha/AutoRAII.h>
@ -101,9 +103,9 @@ class DilloHtmlForm {
void inputMultipartAppend(std::string &data, std::string_view boundary,
std::string_view name, std::string_view value);
void filesInputMultipartAppend(std::string &data, std::string_view boundary,
std::string_view name, Dstr *file,
std::string_view name, const std::string &file,
std::string_view filename);
void imageInputUrlencodeAppend(std::string &data, std::string_view name, Dstr *x, Dstr *y);
void imageInputUrlencodeAppend(std::string &data, std::string_view name, std::string_view x, std::string_view y);
void imageInputMultipartAppend(std::string &data, std::string_view boundary, std::string_view name,
std::string_view x, std::string_view y);
@ -179,7 +181,7 @@ public:
DilloHtmlInput (DilloHtmlInputType type, Embed *embed,
const std::optional< std::string > &name, const std::optional< std::string > &init_str, bool init_val);
~DilloHtmlInput ();
void appendValuesTo(Dlist *values, bool is_active_submit);
void appendValuesTo(std::vector< std::string > &values, bool is_active_submit);
void reset();
void setEnabled(bool enabled) {if (embed) embed->setEnabled(enabled); };
};
@ -241,7 +243,7 @@ public:
void ensureSelection ();
void addOptsTo (SelectionResource *res);
void reset (SelectionResource *res);
void appendValuesTo (Dlist *values, SelectionResource *res);
void appendValuesTo (std::vector< std::string > &values, SelectionResource *res);
};
/*
@ -1154,7 +1156,7 @@ std::optional< std::string > DilloHtmlForm::buildQueryData(DilloHtmlInput *activ
}
if ((content_type == DILLO_HTML_ENC_URLENCODED) || (boundary != NULL)) {
Dlist *values = dList_new(5);
std::vector< std::string > values;
for (int i = 0; i < inputs.size(); i++) {
auto input = inputs.at (i);
@ -1166,12 +1168,12 @@ std::optional< std::string > DilloHtmlForm::buildQueryData(DilloHtmlInput *activ
input->appendValuesTo(values, is_active_submit);
if ((valcount = dList_length(values)) > 0) {
if ((valcount = values.size()) > 0) {
if (input->type == DILLO_HTML_INPUT_FILE) {
if (valcount > 1)
MSG_WARN("multiple files per form control not supported\n");
Dstr *file = (Dstr *) dList_nth_data(values, 0);
dList_remove(values, file);
auto file= values.front();
values.erase( begin( values ) );
/* Get filename and encode it. Do not encode file contents. */
LabelButtonResource *lbr =
@ -1186,33 +1188,25 @@ std::optional< std::string > DilloHtmlForm::buildQueryData(DilloHtmlInput *activ
filesInputMultipartAppend(DataStr, boundary, name.c_str(),
file, dfilename.c_str());
}
dStr_free(file, 1);
} else if (input->type == DILLO_HTML_INPUT_INDEX) {
/* no name */
Dstr *val_p = (Dstr *) dList_nth_data(values, 0);
std::string val= val_p->str;
dList_remove(values, val_p);
dStr_free(val_p, 1);
auto val= std::move( values.at( 0 ) );
values.erase( begin( values ) );
val = encodeText(char_encoder, std::move( val ));
strUrlencodeAppend(DataStr, val.c_str());
} else if (input->type == DILLO_HTML_INPUT_IMAGE) {
Dstr *x, *y;
x = (Dstr *) dList_nth_data(values, 0);
dList_remove(values, x);
y = (Dstr *) dList_nth_data(values, 0);
dList_remove(values, y);
auto x= std::move( values.at( 0 ) );
values.erase( begin( values ) );
auto y= std::move( values.at( 0 ) );
values.erase( begin( values ) );
if (content_type == DILLO_HTML_ENC_URLENCODED)
imageInputUrlencodeAppend(DataStr, name, x, y);
else if (content_type == DILLO_HTML_ENC_MULTIPART)
imageInputMultipartAppend(DataStr, boundary, name, x->str, y->str);
dStr_free(x, 1);
dStr_free(y, 1);
imageInputMultipartAppend(DataStr, boundary, name, x, y);
} else {
for (int j = 0; j < valcount; j++) {
Dstr *val_p = (Dstr *) dList_nth_data(values, 0);
std::string val= val_p->str;
dList_remove(values, val_p);
dStr_free(val_p, 1);
std::string val= std::move( values.at( 0 ) );
values.erase( begin( values ) );
val = encodeText(char_encoder, std::move( val ));
if (content_type == DILLO_HTML_ENC_URLENCODED)
inputUrlencodeAppend(DataStr, name, val);
@ -1231,7 +1225,6 @@ std::optional< std::string > DilloHtmlForm::buildQueryData(DilloHtmlInput *activ
DataStr+= "--";
}
}
dList_free(values);
}
dFree(boundary);
if (char_encoder != (iconv_t) -1)
@ -1266,7 +1259,7 @@ static void generate_boundary(Dstr *boundary)
char *DilloHtmlForm::makeMultipartBoundary(iconv_t char_encoder,
DilloHtmlInput *active_submit)
{
Dlist *values = dList_new(5);
std::vector< std::string > values;
Dstr *DataStr = dStr_new("");
Dstr *boundary = dStr_new("");
char *ret = NULL;
@ -1292,12 +1285,10 @@ char *DilloHtmlForm::makeMultipartBoundary(iconv_t char_encoder,
dStr_append_l(DataStr, dstr.c_str(), dstr.size());
}
}
int length = dList_length(values);
int length = values.size();
for (int i = 0; i < length; i++) {
Dstr *dstr_p = (Dstr *) dList_nth_data(values, 0);
std::string dstr= dstr_p->str;
dList_remove(values, dstr_p);
dStr_free(dstr_p, 1);
auto dstr= std::move( values.at( 0 ) );
values.erase( begin( values ) );
if (input->type != DILLO_HTML_INPUT_FILE)
dstr = encodeText(char_encoder, std::move( dstr ));
dStr_append_l(DataStr, dstr.c_str(), dstr.size());
@ -1306,7 +1297,6 @@ char *DilloHtmlForm::makeMultipartBoundary(iconv_t char_encoder,
generate_boundary(boundary);
ret = boundary->str;
dList_free(values);
dStr_free(DataStr, 1);
dStr_free(boundary, (ret == NULL));
return ret;
@ -1417,14 +1407,14 @@ void DilloHtmlForm::inputUrlencodeAppend(std::string &data, const std::string_vi
void DilloHtmlForm::filesInputMultipartAppend(std::string &data,
std::string_view boundary,
std::string_view name,
Dstr *file,
const std::string &file,
std::string_view filename_)
{
const char *ctype, *ext;
if (not name.empty()) {
const std::string filename{ filename_ };
(void)a_Misc_get_content_type_from_data(file->str, file->len, &ctype);
(void)a_Misc_get_content_type_from_data(const_cast< char * >( file.data() ), file.size(), &ctype);
/* Heuristic: text/plain with ".htm[l]" extension -> text/html */
if ((ext = strrchr(filename.c_str(), '.')) &&
!dStrAsciiCasecmp(ctype, "text/plain") &&
@ -1454,7 +1444,7 @@ void DilloHtmlForm::filesInputMultipartAppend(std::string &data,
+ "Content-Type: " + ctype + "\r\n"
+ "\r\n";
data+= std::string_view{ file->str, file->str + file->len };
data+= std::string_view{ file.c_str(), file.c_str() + file.size() };
data+= "\r\n--"s + std::string{ boundary };
}
@ -1486,16 +1476,20 @@ void DilloHtmlForm::inputMultipartAppend(std::string &data,
/**
* Append an image button click position to url data using url encoding.
*/
void DilloHtmlForm::imageInputUrlencodeAppend(std::string &data, const std::string_view name, Dstr *x,
Dstr *y)
void DilloHtmlForm::imageInputUrlencodeAppend(std::string &data, const std::string_view name, const std::string_view x,
const std::string_view y)
{
if (not name.empty()) {
strUrlencodeAppend(data, name);
data+= ".x="s + x->str + "&";
data+= ".x="s;
data+= x;
data+= "&";
strUrlencodeAppend(data, name);
data+= ".y="s + y->str + "&";
data+= ".y="s;
data+= y;
data+= "&";
} else
data+= "x="s + x->str + "&y=" + y->str + "&";
data+= "x="s + std::string{ x } + "&y=" + std::string{ y } + "&";
}
/**
@ -1760,7 +1754,7 @@ void DilloHtmlInput::readFile (BrowserWindow *bw)
/**
* Get the values for a "successful control".
*/
void DilloHtmlInput::appendValuesTo(Dlist *values, bool is_active_submit)
void DilloHtmlInput::appendValuesTo(std::vector< std::string > &values, bool is_active_submit)
{
switch (type) {
case DILLO_HTML_INPUT_TEXT:
@ -1769,14 +1763,14 @@ void DilloHtmlInput::appendValuesTo(Dlist *values, bool is_active_submit)
case DILLO_HTML_INPUT_HIDDEN:
{
EntryResource *entryres = (EntryResource*)embed->getResource();
dList_append(values, dStr_new(entryres->getText()));
values.push_back(entryres->getText());
}
break;
case DILLO_HTML_INPUT_TEXTAREA:
{
MultiLineTextResource *textres =
(MultiLineTextResource*)embed->getResource();
dList_append(values, dStr_new(textres->getText()));
values.push_back(textres->getText());
}
break;
case DILLO_HTML_INPUT_CHECKBOX:
@ -1785,14 +1779,14 @@ void DilloHtmlInput::appendValuesTo(Dlist *values, bool is_active_submit)
ToggleButtonResource *cb_r =
(ToggleButtonResource*)embed->getResource();
if (name && init_str && cb_r->isActivated()) {
dList_append(values, dStr_new(init_str.value().c_str()));
values.push_back( init_str.value() );
}
}
break;
case DILLO_HTML_INPUT_SUBMIT:
case DILLO_HTML_INPUT_BUTTON_SUBMIT:
if (is_active_submit)
dList_append(values, dStr_new(init_str.value_or( "" ).c_str()));
values.push_back( init_str.value_or( "" ) );
break;
case DILLO_HTML_INPUT_SELECT:
case DILLO_HTML_INPUT_SEL_LIST:
@ -1807,9 +1801,7 @@ void DilloHtmlInput::appendValuesTo(Dlist *values, bool is_active_submit)
const char *filename = lbr->getLabel();
if (filename[0] && strcmp(filename, init_str.value().c_str())) {
if (file_data) {
Dstr *file = dStr_sized_new(file_data->len);
dStr_append_l(file, file_data->str, file_data->len);
dList_append(values, file);
values.push_back( file_data->str );
} else {
MSG("FORM file input \"%s\" not loaded.\n", filename);
}
@ -1820,12 +1812,8 @@ void DilloHtmlInput::appendValuesTo(Dlist *values, bool is_active_submit)
if (is_active_submit) {
ComplexButtonResource *cbr =
(ComplexButtonResource*)embed->getResource();
Dstr *strX = dStr_new("");
Dstr *strY = dStr_new("");
dStr_sprintf(strX, "%d", cbr->getClickX());
dStr_sprintf(strY, "%d", cbr->getClickY());
dList_append(values, strX);
dList_append(values, strY);
values.push_back( boost::lexical_cast< std::string >( cbr->getClickX() ) );
values.push_back( boost::lexical_cast< std::string >( cbr->getClickY() ) );
}
break;
default:
@ -1954,7 +1942,7 @@ void DilloHtmlSelect::reset (SelectionResource *res)
}
}
void DilloHtmlSelect::appendValuesTo (Dlist *values, SelectionResource *res)
void DilloHtmlSelect::appendValuesTo (std::vector< std::string > &values, SelectionResource *res)
{
int size = opts->size ();
for (int i = 0; i < size; i++) {
@ -1963,7 +1951,7 @@ void DilloHtmlSelect::appendValuesTo (Dlist *values, SelectionResource *res)
const char *val = opt->getValue();
if (val)
dList_append(values, dStr_new(val));
values.push_back( val );
}
}
}