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(svn r15621) -Feature: When cloning a vehicle with a custom name, add and/or increment a number at the end of name and assign it to the new vehicle (for emma)

This commit is contained in:
peter1138 2009-03-05 17:37:56 +00:00
parent 05fe2d8d21
commit 1bde2d97b5
1 changed files with 61 additions and 0 deletions
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61
src/vehicle.cpp
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@ -1171,6 +1171,64 @@ CommandCost CmdDepotMassAutoReplace(TileIndex tile, DoCommandFlag flags, uint32
return cost;
}
/** Clone the custom name of a vehicle, adding or incrementing a number.
* @param src Source vehicle, with a custom name.
* @param dst Destination vehicle.
*/
static void CloneVehicleName(const Vehicle *src, Vehicle *dst)
{
char buf[256];
/* Find the position of the first digit in the last group of digits. */
int number_position;
for (number_position = strlen(src->name); number_position > 0; number_position--) {
/* The design of UTF-8 lets this work simply without having to check
* for UTF-8 sequences. */
if (src->name[number_position - 1] < '0' || src->name[number_position - 1] > '9') break;
}
/* Format buffer and determine starting number. */
int num;
if (number_position == strlen(src->name)) {
/* No digit at the end, so start at number 2. */
strecpy(buf, src->name, lastof(buf));
strecat(buf, " ", lastof(buf));
number_position = strlen(buf);
num = 2;
} else {
/* Found digits, parse them and start at the next number. */
strecpy(buf, src->name, lastof(buf));
buf[number_position] = '\0';
num = strtol(&src->name[number_position], NULL, 10) + 1;
}
/* Check if this name is already taken. */
for (int max_iterations = 1000; max_iterations > 0; max_iterations--, num++) {
/* Attach the number to the temporary name. */
seprintf(&buf[number_position], lastof(buf), "%d", num);
bool dup = false;
/* Check name against all other vehicles for this company. */
const Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v->owner == src->owner && v->name != NULL) {
if (strcmp(buf, v->name) == 0) {
dup = true;
break;
}
}
}
if (!dup) {
/* Name is not a duplicate, so assign it. */
dst->name = strdup(buf);
break;
}
}
/* All done. If we didn't find a name, it'll just use its default. */
}
/** Clone a vehicle. If it is a train, it will clone all the cars too
* @param tile tile of the depot where the cloned vehicle is build
* @param flags type of operation
@ -1322,6 +1380,9 @@ CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
* cargo types might not match (passenger vs non-passenger)
*/
DoCommand(0, (v_front->index << 16) | w_front->index, p2 & 1 ? CO_SHARE : CO_COPY, flags, CMD_CLONE_ORDER);
/* Now clone the vehicle's name, if it has one. */
if (v_front->name != NULL) CloneVehicleName(v_front, w_front);
}
/* Since we can't estimate the cost of cloning a vehicle accurately we must