XmlTools2/trunk/xmltools.cpp

#include "xmltools.h"

// Filters constructor
XmlTools::XmlTools(QString filesWildcard, XmlFilter filter, bool noBackups)
{
    this->filesToProcess=UtilXmlTools::getAllXmlFilesByWildcard(filesWildcard);
    this->filters=filter;
    this->backupsEnabled=!noBackups;

    if(this->filesToProcess.isEmpty()){
        UtilXmlTools::displayErrorMessage("Loading xml files","No XML files were found for the wildcard: "+filesWildcard);
    }
}

// XPath constructor
XmlTools::XmlTools(QString filesWildcard, QString xPathExpression, bool noBackups)
{
    this->filesToProcess=UtilXmlTools::getAllXmlFilesByWildcard(filesWildcard);
    this->xPathExpression=xPathExpression;
    this->backupsEnabled=!noBackups;
}

// Adds new values to an element
void XmlTools::addValues(QString newValues){

    // Process all XmlFiles
    for(int i=0; i<this->filesToProcess.size(); i++){

        QStringList newValuesList, currValuesList;
        QList<pugi::xml_node> elements;

        UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled,"add-values");

        newValuesList=Util::qStringListFromSpacedString(newValues);

        // Check how the elements will be fetched via element name or xpath expression
        if(this->xPathExpression==""){
            UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
        }
        else{
            UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
        }

        for(int j=0; j<elements.size(); j++){

            currValuesList=Util::qStringListFromSpacedString(Util::toQString(elements[j].text().as_string())); // convert each element in a list (uses space as separator)

            for(int k=0; k<newValuesList.size(); k++){
                if(currValuesList.contains(newValuesList[k])){ // If the current element already contains this value proceed to the next
                    continue;
                }

                elements[j].text()=QString(Util::toQString(elements[j].text().as_string()) + " " + newValuesList[k]).toLatin1().constData(); // If it doesn't exists yet let's add it
            }
        }

        UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document,"add-values");
    }

    UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(), "add-values");

}

void XmlTools::removeValues(QString valuesToRemove){

    // Process all XmlFiles
    for(int i=0; i<this->filesToProcess.size(); i++){

        QList<pugi::xml_node> elements;
        QStringList valuesToRemoveList, currValuesList;
        bool elementChanged=false;

        UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "remove-values");

        // Check how the elements will be fetched via element name or xpath expression
        if(this->xPathExpression==""){
            UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
        }
        else{
            UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
        }

        valuesToRemoveList=Util::qStringListFromSpacedString(valuesToRemove);

        for(int j=0; j<elements.size(); j++){ // O(3)... Optimization may be necessary.
            currValuesList=Util::qStringListFromSpacedString(Util::toQString(elements[j].text().as_string())); // convert each element in a list (uses space as separator)

            for(int k=0; k<currValuesList.size(); k++){
                for(int m=0; m<valuesToRemoveList.size(); m++){
                    if(currValuesList[k]==valuesToRemoveList[m]){
                        currValuesList[k]=""; // flag to deletion
                        elementChanged=true;
                    }
                }
            }

            if(elementChanged){ // If curr element changed update the XML
                currValuesList.removeAll(""); // remove all files flagged to deletion
                elements[j].text()=currValuesList.join(' ').toLatin1().constData();
                elementChanged=false;
            }
        }

        UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "remove-values");
    }


    UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(),"remove-values");
}

void XmlTools::replaceValue(QString oldValue, QString newValue){

    // Process all XmlFiles
    for(int i=0; i<this->filesToProcess.size(); i++){

        QList<pugi::xml_node> elements;
        QStringList currValuesList;
        bool elementChanged=false;

        UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "replace-value");

        // Check how the elements will be fetched via element name or xpath expression
        if(this->xPathExpression==""){
            UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
        }
        else{
            UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
        }

        for(int j=0; j<elements.size(); j++){
            currValuesList=Util::qStringListFromSpacedString(Util::toQString(elements[j].text().as_string())); // convert each element in a list (uses space as separator)

            for(int k=0; k<currValuesList.size(); k++){
                if(currValuesList[k]==oldValue){ // Found a match with the old value?
                    currValuesList[k]=newValue; // If found replace it with the new value
                    elementChanged=true;
                }
            }

            if(elementChanged){ // If curr element changed update the XML
                elements[j].text()=currValuesList.join(" ").toLatin1().constData();
            }
            elementChanged=false;
        }

        UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "replace-value");
    }

    UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(), "replace-value");
}

// Replaces all current values of an element by another (can be specified only specific positions)
void XmlTools::replaceAll(QString value, QString valuePositions){

    // Process all XmlFiles
    for(int i=0; i<this->filesToProcess.size(); i++){

        QList<pugi::xml_node> elements;

        UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "replace-all");

        // Check how the elements will be fetched via element name or xpath expression
        if(this->xPathExpression==""){
            UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
        }
        else{
            UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
        }


        // Let's start the override
        for(int j=0; j<elements.size(); j++){
            if(valuePositions!=""){
                elements[j].text()=replaceSpecificPositions(value, Util::toQString(elements[j].text().as_string()),valuePositions).toLatin1().constData();
            }
            else{
                elements[j].text()=value.toLatin1().constData();
            }
        }

        UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "replace-all");
    }

    UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(), "replace-all");
}

// Update a set of XML elements values based in the difference between the old and new value
// This can be used in multiple files if the difference between one file and other are the same e.g. increment to all current object positions 100 in y (A difference of -100).
// E.g. oldValue=5 , newValue=7; diffBetweenOldAndNewValue=-2
void XmlTools::updateElements(QString diffBetweenOldAndNewValue){

    // Process all XmlFiles
    for(int i=0; i<this->filesToProcess.size(); i++){

        QList<pugi::xml_node> elements;
        MultiDimVar lastXmlValue(0); // inicialize with any value or dimension
        MultiDimVar currXmlValue(0);
        MultiDimVar newXmlValue(0); // value that will update currValue

        UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "update-elements");

        // Check how the elements will be fetched via element name or xpath expression
        if(this->xPathExpression==""){
            UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
        }
        else{
            UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
        }


        if(elements.size()>1){
            lastXmlValue=MultiDimVar(Util::toQString(elements[0].text().as_string())); // the lastXmlValue will begin to be the first one of the node
            currXmlValue=MultiDimVar(Util::toQString(elements[1].text().as_string())); // the currXmlValue will begin to be the second one of the node
            newXmlValue=MultiDimVar::sub(lastXmlValue, MultiDimVar(diffBetweenOldAndNewValue));
            elements[0].text() = newXmlValue.toString().toLatin1().constData(); // update the first eblement with the new one already
        }

        // Let's start the node update
        for(int j=1; j<elements.size()-1; j++){ // We start in 1 because the 0 is already saved in lastXmlValue // -1 because we will also work with the next one in the current

            newXmlValue=MultiDimVar::sum(newXmlValue,MultiDimVar::sub(currXmlValue,lastXmlValue));
            elements[j].text() = newXmlValue.toString().toLatin1().constData(); // update element with the new value
            lastXmlValue=currXmlValue;
            currXmlValue=MultiDimVar(Util::toQString(elements[j+1].text().as_string()));

        }

        // To update too last element (avoid out of bound because i+1)
        newXmlValue=MultiDimVar::sum(newXmlValue,MultiDimVar::sub(currXmlValue,lastXmlValue));
        elements[elements.size()-1].text() = newXmlValue.toString().toLatin1().constData(); // update element with the new value

        UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "update-elements");
    }

    UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(),"updateNode");

}

// Invert a set of XML elements with specified name (and optionally a parent name)
void XmlTools::invertElements(){

    // Process all XmlFiles
    for(int i=0; i<this->filesToProcess.size(); i++){
        UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "invert-elements");

        QList<pugi::xml_node> elements;
        QStringList invertedElements; //Inverting the element order

        // Check how the elements will be fetched via element name or xpath expression
        if(this->xPathExpression==""){
            UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
        }
        else{
            UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
        }

        // Read all elements and save to the list
        for(int j=elements.size()-1; j>=0; j--){
            invertedElements << Util::toQString(elements[j].text().as_string());
        }

        // Override the tree with the inverted order
        for(int j=0; j<elements.size(); j++){
            elements[j].text()= invertedElements[j].toLatin1().constData();
        }

        UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "invert-elements");
    }

    UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(),"invert-elements");

}

// Replaces specific values (given the position) for a new value
// [ currValues / positionsToReplaced are strings with composed by another strings space separated ]
// Returns a new string (space separated) will values replaced
QString XmlTools::replaceSpecificPositions(const QString &newValue, const QString &currValues, const QString &positionsToReplace){

    QList<int> positionsToReplaceList;
    QStringList currValuesList;

    positionsToReplaceList=Util::qListIntFromSpacedString(positionsToReplace);
    currValuesList=Util::qStringListFromSpacedString(currValues);

    // Make some validation before the replacing
    if(currValuesList.size()<positionsToReplaceList.size()){
        UtilXmlTools::displayErrorMessage("replaceSpecificPositions","There are more positions to replace than the current xml values.");
    }

    foreach(int pos, positionsToReplaceList){
        if(pos>currValuesList.size()-1 || pos < 0){ //Are positions valid for the current values? //-1 because starts at 0
            UtilXmlTools::displayErrorMessage("replaceSpecificPositions","One or more of the specified positions to replace are out of range.");
        }
    }
    //

    // Finally replace the specified values
    foreach(int pos, positionsToReplaceList){
        currValuesList[pos]=newValue;
    }

    return currValuesList.join(" ");

}
Revision:	920
Committed:	Sun Feb 2 18:50:10 2014 UTC (11 years, 8 months ago) by s10k
Content type:	text/x-c++src
File size:	13088 byte(s)
Log Message:	more fixes and updated examples
#	Content
1	#include "xmltools.h"
2
3	// Filters constructor
4	XmlTools::XmlTools(QString filesWildcard, XmlFilter filter, bool noBackups)
5	{
6	this->filesToProcess=UtilXmlTools::getAllXmlFilesByWildcard(filesWildcard);
7	this->filters=filter;
8	this->backupsEnabled=!noBackups;
9
10	if(this->filesToProcess.isEmpty()){
11	UtilXmlTools::displayErrorMessage("Loading xml files","No XML files were found for the wildcard: "+filesWildcard);
12	}
13	}
14
15	// XPath constructor
16	XmlTools::XmlTools(QString filesWildcard, QString xPathExpression, bool noBackups)
17	{
18	this->filesToProcess=UtilXmlTools::getAllXmlFilesByWildcard(filesWildcard);
19	this->xPathExpression=xPathExpression;
20	this->backupsEnabled=!noBackups;
21	}
22
23	// Adds new values to an element
24	void XmlTools::addValues(QString newValues){
25
26	// Process all XmlFiles
27	for(int i=0; i<this->filesToProcess.size(); i++){
28
29	QStringList newValuesList, currValuesList;
30	QList<pugi::xml_node> elements;
31
32	UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled,"add-values");
33
34	newValuesList=Util::qStringListFromSpacedString(newValues);
35
36	// Check how the elements will be fetched via element name or xpath expression
37	if(this->xPathExpression==""){
38	UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
39	}
40	else{
41	UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
42	}
43
44	for(int j=0; j<elements.size(); j++){
45
46	currValuesList=Util::qStringListFromSpacedString(Util::toQString(elements[j].text().as_string())); // convert each element in a list (uses space as separator)
47
48	for(int k=0; k<newValuesList.size(); k++){
49	if(currValuesList.contains(newValuesList[k])){ // If the current element already contains this value proceed to the next
50	continue;
51	}
52
53	elements[j].text()=QString(Util::toQString(elements[j].text().as_string()) + " " + newValuesList[k]).toLatin1().constData(); // If it doesn't exists yet let's add it
54	}
55	}
56
57	UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document,"add-values");
58	}
59
60	UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(), "add-values");
61
62	}
63
64	void XmlTools::removeValues(QString valuesToRemove){
65
66	// Process all XmlFiles
67	for(int i=0; i<this->filesToProcess.size(); i++){
68
69	QList<pugi::xml_node> elements;
70	QStringList valuesToRemoveList, currValuesList;
71	bool elementChanged=false;
72
73	UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "remove-values");
74
75	// Check how the elements will be fetched via element name or xpath expression
76	if(this->xPathExpression==""){
77	UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
78	}
79	else{
80	UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
81	}
82
83	valuesToRemoveList=Util::qStringListFromSpacedString(valuesToRemove);
84
85	for(int j=0; j<elements.size(); j++){ // O(3)... Optimization may be necessary.
86	currValuesList=Util::qStringListFromSpacedString(Util::toQString(elements[j].text().as_string())); // convert each element in a list (uses space as separator)
87
88	for(int k=0; k<currValuesList.size(); k++){
89	for(int m=0; m<valuesToRemoveList.size(); m++){
90	if(currValuesList[k]==valuesToRemoveList[m]){
91	currValuesList[k]=""; // flag to deletion
92	elementChanged=true;
93	}
94	}
95	}
96
97	if(elementChanged){ // If curr element changed update the XML
98	currValuesList.removeAll(""); // remove all files flagged to deletion
99	elements[j].text()=currValuesList.join(' ').toLatin1().constData();
100	elementChanged=false;
101	}
102	}
103
104	UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "remove-values");
105	}
106
107
108	UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(),"remove-values");
109	}
110
111	void XmlTools::replaceValue(QString oldValue, QString newValue){
112
113	// Process all XmlFiles
114	for(int i=0; i<this->filesToProcess.size(); i++){
115
116	QList<pugi::xml_node> elements;
117	QStringList currValuesList;
118	bool elementChanged=false;
119
120	UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "replace-value");
121
122	// Check how the elements will be fetched via element name or xpath expression
123	if(this->xPathExpression==""){
124	UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
125	}
126	else{
127	UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
128	}
129
130	for(int j=0; j<elements.size(); j++){
131	currValuesList=Util::qStringListFromSpacedString(Util::toQString(elements[j].text().as_string())); // convert each element in a list (uses space as separator)
132
133	for(int k=0; k<currValuesList.size(); k++){
134	if(currValuesList[k]==oldValue){ // Found a match with the old value?
135	currValuesList[k]=newValue; // If found replace it with the new value
136	elementChanged=true;
137	}
138	}
139
140	if(elementChanged){ // If curr element changed update the XML
141	elements[j].text()=currValuesList.join(" ").toLatin1().constData();
142	}
143	elementChanged=false;
144	}
145
146	UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "replace-value");
147	}
148
149	UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(), "replace-value");
150	}
151
152	// Replaces all current values of an element by another (can be specified only specific positions)
153	void XmlTools::replaceAll(QString value, QString valuePositions){
154
155	// Process all XmlFiles
156	for(int i=0; i<this->filesToProcess.size(); i++){
157
158	QList<pugi::xml_node> elements;
159
160	UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "replace-all");
161
162	// Check how the elements will be fetched via element name or xpath expression
163	if(this->xPathExpression==""){
164	UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
165	}
166	else{
167	UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
168	}
169
170
171	// Let's start the override
172	for(int j=0; j<elements.size(); j++){
173	if(valuePositions!=""){
174	elements[j].text()=replaceSpecificPositions(value, Util::toQString(elements[j].text().as_string()),valuePositions).toLatin1().constData();
175	}
176	else{
177	elements[j].text()=value.toLatin1().constData();
178	}
179	}
180
181	UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "replace-all");
182	}
183
184	UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(), "replace-all");
185	}
186
187	// Update a set of XML elements values based in the difference between the old and new value
188	// This can be used in multiple files if the difference between one file and other are the same e.g. increment to all current object positions 100 in y (A difference of -100).
189	// E.g. oldValue=5 , newValue=7; diffBetweenOldAndNewValue=-2
190	void XmlTools::updateElements(QString diffBetweenOldAndNewValue){
191
192	// Process all XmlFiles
193	for(int i=0; i<this->filesToProcess.size(); i++){
194
195	QList<pugi::xml_node> elements;
196	MultiDimVar lastXmlValue(0); // inicialize with any value or dimension
197	MultiDimVar currXmlValue(0);
198	MultiDimVar newXmlValue(0); // value that will update currValue
199
200	UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "update-elements");
201
202	// Check how the elements will be fetched via element name or xpath expression
203	if(this->xPathExpression==""){
204	UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
205	}
206	else{
207	UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
208	}
209
210
211	if(elements.size()>1){
212	lastXmlValue=MultiDimVar(Util::toQString(elements[0].text().as_string())); // the lastXmlValue will begin to be the first one of the node
213	currXmlValue=MultiDimVar(Util::toQString(elements[1].text().as_string())); // the currXmlValue will begin to be the second one of the node
214	newXmlValue=MultiDimVar::sub(lastXmlValue, MultiDimVar(diffBetweenOldAndNewValue));
215	elements[0].text() = newXmlValue.toString().toLatin1().constData(); // update the first eblement with the new one already
216	}
217
218	// Let's start the node update
219	for(int j=1; j<elements.size()-1; j++){ // We start in 1 because the 0 is already saved in lastXmlValue // -1 because we will also work with the next one in the current
220
221	newXmlValue=MultiDimVar::sum(newXmlValue,MultiDimVar::sub(currXmlValue,lastXmlValue));
222	elements[j].text() = newXmlValue.toString().toLatin1().constData(); // update element with the new value
223	lastXmlValue=currXmlValue;
224	currXmlValue=MultiDimVar(Util::toQString(elements[j+1].text().as_string()));
225
226	}
227
228	// To update too last element (avoid out of bound because i+1)
229	newXmlValue=MultiDimVar::sum(newXmlValue,MultiDimVar::sub(currXmlValue,lastXmlValue));
230	elements[elements.size()-1].text() = newXmlValue.toString().toLatin1().constData(); // update element with the new value
231
232	UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "update-elements");
233	}
234
235	UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(),"updateNode");
236
237	}
238
239	// Invert a set of XML elements with specified name (and optionally a parent name)
240	void XmlTools::invertElements(){
241
242	// Process all XmlFiles
243	for(int i=0; i<this->filesToProcess.size(); i++){
244	UtilXmlTools::loadXmlFile(this->filesToProcess[i],this->document,this->rootNode,this->backupsEnabled, "invert-elements");
245
246	QList<pugi::xml_node> elements;
247	QStringList invertedElements; //Inverting the element order
248
249	// Check how the elements will be fetched via element name or xpath expression
250	if(this->xPathExpression==""){
251	UtilXmlTools::getAllNamedElements(this->rootNode,elements,this->filters);
252	}
253	else{
254	UtilXmlTools::getAllXpathElements(this->xPathExpression,this->document,elements);
255	}
256
257	// Read all elements and save to the list
258	for(int j=elements.size()-1; j>=0; j--){
259	invertedElements << Util::toQString(elements[j].text().as_string());
260	}
261
262	// Override the tree with the inverted order
263	for(int j=0; j<elements.size(); j++){
264	elements[j].text()= invertedElements[j].toLatin1().constData();
265	}
266
267	UtilXmlTools::saveXmlFile(this->filesToProcess[i],this->document, "invert-elements");
268	}
269
270	UtilXmlTools::displaySuccessMessage(this->filesToProcess.size(),"invert-elements");
271
272	}
273
274	// Replaces specific values (given the position) for a new value
275	// [ currValues / positionsToReplaced are strings with composed by another strings space separated ]
276	// Returns a new string (space separated) will values replaced
277	QString XmlTools::replaceSpecificPositions(const QString &newValue, const QString &currValues, const QString &positionsToReplace){
278
279	QList<int> positionsToReplaceList;
280	QStringList currValuesList;
281
282	positionsToReplaceList=Util::qListIntFromSpacedString(positionsToReplace);
283	currValuesList=Util::qStringListFromSpacedString(currValues);
284
285	// Make some validation before the replacing
286	if(currValuesList.size()<positionsToReplaceList.size()){
287	UtilXmlTools::displayErrorMessage("replaceSpecificPositions","There are more positions to replace than the current xml values.");
288	}
289
290	foreach(int pos, positionsToReplaceList){
291	if(pos>currValuesList.size()-1 \|\| pos < 0){ //Are positions valid for the current values? //-1 because starts at 0
292	UtilXmlTools::displayErrorMessage("replaceSpecificPositions","One or more of the specified positions to replace are out of range.");
293	}
294	}
295	//
296
297	// Finally replace the specified values
298	foreach(int pos, positionsToReplaceList){
299	currValuesList[pos]=newValue;
300	}
301
302	return currValuesList.join(" ");
303
304	}